The Tempur-Pedic 12” Soft Pro Adapt Mattress, Twin XL has legendary comfort and support in multiple different softness levels even superior to the Adapt line. Product Details: • SmartClimate Dual Cover System- Next-generation technology featuring a zip-off, cool-to-touch outer layer and super-stretch inner layer for convenience and comfort • Tempur-ES Comfort Layer- Softer feel works in combination with other materials to support and relax • Tempur-APR Support Layer- Tempur-Pedic’s most pressure-relieving material ever - made for deeper, more rejuvenating sleep • 12” Profile Dimensions: • 38”W x 80”D x 12”H