Sleep Smart, Live Well! 💤 Unbox and expand in 24-72 hours! Foam top for a plush sleeping experience. Perfect for guest rooms, bunk beds, and RVs. Built to last with tempered steel coils. Quality comfort without breaking the bank. Firm Support Breathable Comfort Twin XL Size The Linenspa 6 Inch Mattress combines a firm Bonnell spring base with a plush foam layer, offering versatile support for all ages. Ideal for various settings, this affordable Twin XL mattress is designed for quick setup and lasting comfort, making it a perfect choice for guest rooms, kids' beds, or even RVs.