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Twin XL Medium 12" Innerspring Mattress - Sealy Posturepedic Mill Street Tight Top & Box Spring Set 80.0 H x 38.0 W 12.0 D | 5/Extra-long Wayfair

Featuring trusted Sealy quality with targeted back and core support, a reinforced edge for increased durability, and an antibacterial soft knit cover that wicks away moisture and keeps the mattress protected. Medium feel. Box Spring Height: 5, Mattress... more

Twin XL Medium 15" Innerspring Mattress - Sealy Posturepedic Mill Park Pillow Top & Box Spring Set 80.0 H x 38.0 W 15.0 D | Extra-long Twin/5 Wayfair

This Euro Pillow Top mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with a medium feel. A reinforced edge improves durability, while cover treatments help to keep... more

Twin XL Medium 13" Innerspring Mattress - Sealy Posturepedic Mill Road Faux Euro Top & Box Spring Set 80.0 H x 38.0 W 13.0 D | 5/Extra-long Wayfair

An upgraded faux Euro top spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Medium... more

Twin XL Medium 12.5" Innerspring Mattress - Sealy Posturepedic Mill Park Tight Top & Box Spring Set 80.0 H x 38.0 W 12.5 D | Extra-long Twin/9 Wayfair

This mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with a medium feel. A reinforced edge improves durability, while cover treatments help to keep you cool, and the... more

Twin XL Medium 15" Innerspring Mattress - Sealy Posturepedic Mill Park Pillow Top & Box Spring Set 80.0 H x 38.0 W 15.0 D | Extra-long Twin/9 Wayfair

This Euro Pillow Top mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with a medium feel. A reinforced edge improves durability, while cover treatments help to keep... more

Twin XL Medium 14" Innerspring Mattress - Sealy Posturepedic Mill Road Pillow Top & Box Spring Set 80.0 H x 38.0 W 14.0 D | Extra-long Twin/5 Wayfair

An upgraded Euro Pillow Top spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected.... more

Twin XL Firm 14" Innerspring Mattress - Sealy Posturepedic Mill Park Faux Euro Top & Box Spring Set 80.0 H x 38.0 W 14.0 D | Extra-long Twin/9 Wayfair

This Faux Euro Top mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with a firm feel. A reinforced edge improves durability, while cover treatments help to keep you... more

Twin XL Firm 12" Innerspring Mattress - Sealy Posturepedic Mill Road Tight Top & Box Spring Set 80.0 H x 38.0 W 12.0 D | Extra-long Twin/5 Wayfair

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Mattress... more

Twin XL 12" Innerspring Mattress - Sealy Soft Tight Top & Box Spring Set 80.0 H x 38.0 W 12.0 D | 9/Extra-long Wayfair 42951131

An upgraded spring mattress with motion-reducing encased coils targeted back and core support and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool and your mattress protected. Soft feel. Box Spring... more

Twin XL Medium 14" Innerspring Mattress - Sealy Posturepedic Mill Road Pillow Top & Box Spring Set 80.0 H x 38.0 W 14.0 D | Extra-long Twin/9 Wayfair

An upgraded Euro Pillow Top spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected.... more

Twin XL Medium 13" Innerspring Mattress - Sealy Posturepedic Mill Road Faux Euro Top & Box Spring Set 80.0 H x 38.0 W 13.0 D | 9/Extra-long Wayfair

An upgraded faux Euro top spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Medium... more

Twin XL Firm 10" Innerspring Mattress - Sealy Essentials Osage Tight Top & Box Spring Set 80.0 H x 38.0 W 10.0 D | Extra-long Twin/5 Wayfair

Perfect for guest beds, spare beds, and kids’ rooms, this spring mattress with a firm feel features response open coils and a SealySupport gel foam layer for an on-the-bed feeling. It’s a great night’s sleep at an affordable price. Mattress Size:... more

Twin XL 12" Innerspring Mattress - Sealy Soft Tight Top & Box Spring Set 80.0 H x 38.0 W 12.0 D | 5/Extra-long Wayfair 42951231

An upgraded spring mattress with motion-reducing encased coils targeted back and core support and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool and your mattress protected. Soft feel. Box Spring... more

Twin XL Medium 12" Innerspring Mattress - Sealy Posturepedic Mill Street Tight Top & Box Spring Set 80.0 H x 38.0 W 12.0 D | 9/Extra-long Wayfair

Featuring trusted Sealy quality with targeted back and core support, a reinforced edge for increased durability, and an antibacterial soft knit cover that wicks away moisture and keeps the mattress protected. Medium feel. Box Spring Height: 9, Mattress... more

Twin XL Firm 14" Innerspring Mattress - Sealy Posturepedic Mill Park Faux Euro Top & Box Spring Set 80.0 H x 38.0 W 14.0 D | Extra-long Twin/5 Wayfair

This Faux Euro Top mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with a firm feel. A reinforced edge improves durability, while cover treatments help to keep you... more

Twin XL Firm 10" Innerspring Mattress - Sealy Essentials Osage Tight Top & Box Spring Set 80.0 H x 38.0 W 10.0 D | Extra-long Twin/9 Wayfair

Perfect for guest beds, spare beds, and kids’ rooms, this spring mattress with a firm feel features response open coils and a SealySupport gel foam layer for an on-the-bed feeling. It’s a great night’s sleep at an affordable price. Mattress Size:... more

Twin XL Firm 11" Innerspring Mattress - Sealy Posturepedic Mill Park Ultra Tight Top & Box Spring Set 80.0 H x 38.0 W 11.0 D Wayfair 42952331

This mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with an ultra firm feel. A reinforced edge improves durability, while cover treatments help to keep you cool,... more

Twin XL Firm 12" Innerspring Mattress - Sealy Posturepedic Mill Road Tight Top & Box Spring Set 80.0 H x 38.0 W 12.0 D | Extra-long Twin/9 Wayfair

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Mattress... more