Cozy Land Luxury Soft Supportive Waterproof Premium Cotton Deep Pocket Mattress Pad, Perfect for Memory Foam Mattress and Traditional Mattress, Stain Resistant - King CLEARANCE SALES Cotton Imported Heavy fill weight with a pure cotton top and end-to-end box stitching Water repellent and stain resistant top fabric. Waterproof backing designed to protect against spills. 100% cotton, 300 thread count sateen weave. Fill: 100% polyester fiber, hypoallergenic. Skirt: 16" skirt fits up to 22" mattress King 78 W x 80 L Care Instruction: Machine washable and dryable.