Twin Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring 80.0 H x 39.0 W 12.0 D | XL/9" Wayfair 42728331

"Emma 6"" Twin Mattress MOD-5560-WHI"

"Emma 6"" Twin Mattress MOD-5560-WHI Introducing an affordable boxed bed solution, Emma features a 0.75 inch top layer of memory foam, 5.25 inch dense layer of responsive foam, and a quilted polyester fabric cover with stitched padding for an extra... ... more

Twin Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring 74.0 H x 39.0 W 12.0 D | Twin/5" Wayfair 42728430

This mattress upgrades Posturepedic® Spring mattresses with our most rigorously tested materials. Motion-reducing coils, targeted gel memory foam, and cushioning specialty gel foams deliver full-body support, while the antibacterial soft-knit cover... ... more

Twin Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring 74.0 H x 39.0 W 12.0 D | Twin/5" Wayfair 42728430

This mattress upgrades Posturepedic® Spring mattresses with our most rigorously tested materials. Motion-reducing coils, targeted gel memory foam, and cushioning specialty gel foams deliver full-body support, while the antibacterial soft-knit cover... ... more

Twin 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | XL Wayfair 700810005-1020

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

Twin 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | Wayfair 700810005-1010

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

Twin 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | Wayfair 700810005-1010

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

Twin 12" Waterbed Mattress - Strobel Winners Chrarismatic K-Rail 1.5-in Pillowtop Top Only Waveless Deep fill Soft-side 12.0 H x 38.0 W 76.0 D | Wayfair

Strobel’s super-premium and we think the best soft side waterbed on the market has our Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super wavelesness and added peace of mind. Strobel Hydro Support Waterbeds feature our... ... more

Twin XL 14" Waterbed Mattress - Strobel Winners Street Sense 3-in Latex Pillowtop Top Only Waveless Shallow fill Soft-side 14.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s shallow fill soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and... ... more

Twin XL 14" Memory Foam Mattress - Strobel Winners Real Quiet 3-in Pillowtop Top Only Waveless Deep fill Soft-side Waterbed 14.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Features:Winners collectionPatented leak-proof double-wall super waveless water mattress with feathertop molded surface reduces body pressures for greatest comfortSolid-state electronic temperature control keeps your warm in winter and cools in... ... more

Twin XL 10" Waterbed Mattress - Strobel Winners Applo Cover Top Only Waveless Shallow fill Soft-side 10.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s shallow fill softsides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and... ... more

Twin XL 12" Waterbed Mattress - Strobel Winners Chrarismatic K-Rail 1.5-in Pillowtop Top Only Waveless Deep fill Soft-side 12.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s super-premium and we think the best soft side waterbed on the market has our Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super wavelesness and added peace of mind. Strobel Hydro Support Waterbeds feature our... ... more

Twin XL 14" Memory Foam Mattress - Strobel Winners Bold Venture K-Rail 3-in Pillowtop Top Only Waveless Deep fill Soft-side Waterbed 14.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s super-premium and Strobel think the best softside waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super wavelesness and added peace of mind. Strobel Hydro Support Waterbeds feature... ... more

Twin XL 13" Waterbed Mattress - Strobel Winners Ponder 2.5-in Pillowtop Top Only Waveless Shallow fill Soft-side 13.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Features:Winners CollectionShallow fill tube bed systemNo heater required Softside inner foam frame gives comfortable sitting and sleeping edgeStrobel softside waterbeds use regular sheets and beddingReversible pillowtop 1.5” soy foam pad with... ... more

Twin XL 10" Waterbed Mattress - Strobel Winners Sea Hero K-Rail Cover Top Only Waveless Deep fill Soft-side 10.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s super-premium and the best soft side waterbed on the market have our Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature our Feathertop... ... more

Twin 12" Waterbed Mattress - Strobel Winners Behave Yourself 1.5-in Pillowtop Top Only Waveless Deep fill Soft-side 12.0 H x 38.0 W 76.0 D | Wayfair

Features:Winners collectionPatented leak-proof double-wall super waveless water mattress with feathertop molded surface reduces body pressures for the greatest comfort. Solid-state electronic temperature control keeps you warm in winter and cool in... ... more

Twin XL 12" Waterbed Mattress - Strobel Winners Waveless Shallow Fill Soft-Side 12.0 H x 38.0 W 80.0 D in brown, Cotton | Extra Long Wayfair

Strobel’s shallow fills soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric-covered and made from soy based foam and... ... more

Twin XL 13" Waterbed Mattress - Strobel Winners Gallant Fox 2.5-in Pillowtop Top Only Waveless Deep fill Soft-side 13.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s super-premium and Strobel think the best soft side waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature... ... more

Twin XL 14" Waterbed Mattress - Strobel Winners Silver Charm 3-in Latex Pillowtop Top Only Waveless Deep fill Soft-side 14.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Features:Winners collectionPatented leak-proof double-wall super waveless water mattress with feathertop molded surface reduces body pressures for greatest comfortSolid-state electronic temperature control keeps your warm in winter and cools in... ... more

Twin XL 13" Waterbed Mattress - Strobel Winners Gallant Fox 2.5-in Pillowtop Top Only Waveless Deep fill Soft-side 13.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s super-premium and Strobel think the best soft side waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature... ... more

Twin 12" Waterbed Mattress - Strobel Winners Behave Yourself 1.5-in Pillowtop Top Only Waveless Deep fill Soft-side 12.0 H x 38.0 W 76.0 D | Wayfair

Features:Winners collectionPatented leak-proof double-wall super waveless water mattress with feathertop molded surface reduces body pressures for the greatest comfort. Solid-state electronic temperature control keeps you warm in winter and cool in... ... more

Twin XL 12" Waterbed Mattress - Strobel Winners Waveless Shallow Fill Soft-Side 12.0 H x 38.0 W 80.0 D in brown, Cotton | Extra Long Wayfair

Strobel’s shallow fills soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric-covered and made from soy based foam and... ... more

Twin XL 14" Waterbed Mattress - Strobel Winners Street Sense 3-in Latex Pillowtop Top Only Waveless Shallow fill Soft-side 14.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s shallow fill soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and... ... more

Twin XL 12" Waterbed Mattress - Strobel Winners Chrarismatic K-Rail 1.5-in Pillowtop Top Only Waveless Deep fill Soft-side 12.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s super-premium and we think the best soft side waterbed on the market has our Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super wavelesness and added peace of mind. Strobel Hydro Support Waterbeds feature our... ... more

Twin XL 13" Waterbed Mattress - Strobel Winners Strike the Gold K-Rail 2.5-in Pillowtop Top Only Waveless Deep fill Soft-side 13.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s super-premium and Strobel think the best soft side waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature... ... more

Twin XL 12" Waterbed Mattress - Strobel Winners Behave Yourself 1.5-in Pillowtop Top Only Waveless Deep fill Soft-side 12.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Features:Winners collectionPatented leak-proof double-wall super waveless water mattress with feathertop molded surface reduces body pressures for the greatest comfort. Solid-state electronic temperature control keeps you warm in winter and cool in... ... more

Twin XL 10" Waterbed Mattress - Strobel Winners Applo Cover Top Only Waveless Shallow fill Soft-side 10.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s shallow fill softsides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and... ... more

Twin XL 10" Waterbed Mattress - Strobel Winners Sea Hero K-Rail Cover Top Only Waveless Deep fill Soft-side 10.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s super-premium and the best soft side waterbed on the market have our Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature our Feathertop... ... more

Twin XL 10" Waterbed Mattress - Strobel Winners Day Star Cover Top Only Semi-waveless Deep fill Soft-side 10.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

This soft-side waterbed set is part of our winner's collection. Each model in the Strobel winners collection is named after a Kentucky derby-winning horse and features fabric-covered inner support rails made from soy-based foam, a soft-side heater... ... more

Twin 12" Waterbed Mattress - Strobel Winners Behave Yourself 1.5-in Pillowtop Top Only Waveless Deep fill Soft-side 12.0 H x 54.0 W 76.0 D Wayfair

Features:Winners collectionPatented leak-proof double-wall super waveless water mattress with feathertop molded surface reduces body pressures for the greatest comfort. Solid-state electronic temperature control keeps you warm in winter and cool in... ... more

Twin XL 10" Waterbed Mattress - Strobel Winners Nyquist K-Rail No Cover Top Only Waveless Deep fill Soft-side 10.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s super-premium and Strobel think the best soft side waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature... ... more

Twin XL 6" Waterbed Mattress - Strobel Winners American Pharoah No Cover Top Only Semi-Waveless Deep Fill Soft-Side 6.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

This soft-side waterbed top-only set is part of Strobel's Winners collection. Each model in our Winners collection is named after a Kentucky Derby-winning horse and comes with inner support rails made from soy-based, fabric-covered foam, a premium... ... more

Twin XL 14" Memory Foam Mattress - Strobel Winners Citation 3-in Pillowtop Top Only Waveless Shallow fill Soft-side Waterbed 14.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s shallow fill softsides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and... ... more

Twin XL 13" Waterbed Mattress - Strobel Winners Strike the Gold K-Rail 2.5-in Pillowtop Top Only Waveless Deep fill Soft-side 13.0 H x 38.0 W 80.0 D | Extra Long Wayfair

Strobel’s super-premium and Strobel think the best soft side waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature... ... more

Twin XL 13" Waterbed Mattress - Strobel Winners Ponder 2.5-in Pillowtop Top Only Waveless Shallow fill Soft-side 13.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Features:Winners CollectionShallow fill tube bed systemNo heater required Softside inner foam frame gives comfortable sitting and sleeping edgeStrobel softside waterbeds use regular sheets and beddingReversible pillowtop 1.5” soy foam pad with... ... more

Twin XL 9" Waterbed Mattress - Strobel Winners Funy Cide No Cover Top Only Waveless Shallow fill Soft-side 9.0 H x 38.0 W 80.0 D in brown, | Extra Long Wayfair

Strobel’s shallow fills soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric-covered and made from soy-based foam and... ... more

Twin XL 9" Waterbed Mattress - Strobel Winners Funy Cide No Cover Top Only Waveless Shallow fill Soft-side 9.0 H x 38.0 W 80.0 D in brown, | Extra Long Wayfair

Strobel’s shallow fills soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric-covered and made from soy-based foam and... ... more

Twin XL 10" Waterbed Mattress - Strobel Winners Nyquist K-Rail No Cover Top Only Waveless Deep fill Soft-side 10.0 H x 38.0 W 80.0 D in brown | Extra Long Wayfair

Strobel’s super-premium and Strobel think the best soft side waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super waveless and added peace of mind. Strobel Hydro Support Waterbeds feature... ... more