Mattresses & Boxsprings › Boxsprings & Foundations › Twin Extra Long

Take your nighttime comfort to the next dreamy level with our luxurious and su... Take your nighttime comfort to the next dreamy level with our luxurious and supportive Mattress Foundations. Box edge frames are hand built by Amish craftsmen from solid spruce wood in three profiles, Slim, Low and High, to custom fit your bed and... more

Take your nighttime comfort to the next dreamy level with our luxurious and su... Take your nighttime comfort to the next dreamy level with our luxurious and supportive Mattress Foundations. Box edge frames are hand built by Amish craftsmen from solid spruce wood in three profiles, Slim, Low and High, to custom fit your bed and... more

Take your nighttime comfort to the next dreamy level with our luxurious and su... Take your nighttime comfort to the next dreamy level with our luxurious and supportive Mattress Foundations. Box edge frames are hand built by Amish craftsmen from solid spruce wood in three profiles, Slim, Low and High, to custom fit your bed and... more

This 5-inch low-profile box spring is meticulously crafted to offer exceptiona... This 5-inch low-profile box spring is meticulously crafted to offer exceptional support for any mattress. While selecting the perfect mattress is a crucial aspect of creating an ideal sleeping environment, it's equally important to consider the... more

High-grade durable steel is configured and welded into a unique design for dyn... High-grade durable steel is configured and welded into a unique design for dynamic support of Kingsdown mattresses to further optimize mattress performance and support the body for optimal sleep through the night. Profile: Standard Profile (8.5"),... more

High-grade durable steel is configured and welded into a unique design for dyn... High-grade durable steel is configured and welded into a unique design for dynamic support of Kingsdown mattresses to further optimize mattress performance and support the body for optimal sleep through the night. Profile: Low Profile (5.5"), Size:... more

Crafted with so much strength, simplicity, and practicality that you’ll want o... Crafted with so much strength, simplicity, and practicality that you’ll want one for every bedroom, the SmartBase will become your new furniture MVP. This steel and bamboo platform bed is designed to support your beloved mattress, be it spring, memory... more

Designed to cater to your busy lifestyle and built to last, this innovative fo... Designed to cater to your busy lifestyle and built to last, this innovative foundation is ready to assemble in the comfort of your home. The unique shippable design is the perfect alternative to the standard box spring. Constructed of sturdy metal... more

Designed to cater to your busy lifestyle and built to last, this innovative fo... Designed to cater to your busy lifestyle and built to last, this innovative foundation is ready to assemble in the comfort of your home. The unique shippable design is the perfect alternative to the standard box spring. Constructed of sturdy metal... more

This 5-inch low-profile box spring is meticulously crafted to offer exceptiona... This 5-inch low-profile box spring is meticulously crafted to offer exceptional support for any mattress. While selecting the perfect mattress is a crucial aspect of creating an ideal sleeping environment, it's equally important to consider the... more

Guarantee your sleep quality with our heavy-duty structure box springs. Crafte... Guarantee your sleep quality with our heavy-duty structure box springs. Crafted from robust metal slats and durable reinforced steel construction that can easily support your mattress, it's a nice mattress foundation. This box spring's sleek design... more

If you are looking to add a little height to your bed or just simply extend th... If you are looking to add a little height to your bed or just simply extend the life of your Beautyrest mattress, the Beautyrest Mattress Foundation is the perfect solution. Designed to provide long-lasting comfort, the Beautyrest bed foundation... more