Cool, plush and made from bamboo, the mattress''s fabric is silky-soft for a more contented night. With an ultra-breathable top-quilted rayon from bamboo blend fabric, cool and plush pad, silky to the touch and provides you with a sumptuously comfortable surface to sleep. The pad is filled with supportive synthetic cluster fibers that trap air, allowing the pad to hold and maintain its shape longer and allow for maximum air flow through the pad. - Royal Tradition Brand- 100% Rayon from Bamboo cover- 300 Thread count per square inch- Super Soft and cool to the touch- Ultra-Breathable, temperature Regulated- Fully elasticized for a snug fit- Fits Mattress up to 18" deep- Machine-wash in Cold Water Only Check Care Instructions!Available Sizes Include:- Twin Size Mattress-Pad Measures 39" wide X 75" long- Twin Extra Long Mattress-Pad Measures 39" wide X 80" long- Full Size Mattress-Topper measures 54" wide X 75" long- Queen Size Mattress-Topper Measures 60" wide X 80" long- King Size Mattress-Topper Measures 78" wide X 80" long- California King Mattress-Pad 72" wide X 84" long.Care Instruction Machine Washable with COLD WATER ONLY, Delicate cycle with mild detergent. No bleach, Dry this 100-Percent Bamboo Mattress-Topper with Low Setting.