<!--ProdInc[600015669]/Mall:[potterybarnkids_US]--> Rest easy knowing baby has a cool and dry place to sleep. This breathable mattress cover features built-in waterproofing and cooling technology, which ensures that they''ll have a comfy night''s sleep. DETAILS THAT MATTER * The breathable cover maximizes airflow between your baby and their mattress, increasing the accessibility of air and keeping your baby cool and dry for a more comfortable sleep. * Waterproof backing keeps your baby''s mattress safe from contamination and other messes to help your baby breathe safe. * Made from 100% polyester knit; 340-gram weight. * Features cooling technology and breathable materials, pressure relief and comes with contouring layers for added durability. KEY PRODUCT POINTS * Available in Mini or Standard sizes (both sold separately). * Water and Stain-repellant. * No harmful chemicals, no flame retardants, no toxic odors/smells, no vinyl, no phthalate, no polyurethane foam, no formaldehyde, no pesticides, no GMO''s or glues/adhesives. * Machine wash. * Dimensions & Care DIMENSIONS * Standard Mattress Cover: 27.5'' wide x 52'' long x 6'' deep * Mini Mattress Cover: 24'' wide x 38'' long x 3'' deep CARE * Machine wash in warm water; gentle cycle. * Tumble dry on low heat; remove promptly. * Shipping & Returns