A comfortable mattress-protector fitted pad helps reduce uneven temperatures, sweating and clamminess so baby can sleep peacefully. It combines organic-cotton fiber and a breathable mesh pad to maximize airflow, while a waterproof backing protects the mattress from any wetness that might occur. 28" x 52" x 6" 1.5 lb. Waterproof backing Free of vinyl, phthalates, polyurethane foam, flame-retardant chemicals or barriers, formaldehyde, pesticides, GMOs and glues/adhesives 100% organic cotton with 100% polyester backing Machine wash, tumble dry Made in the USA Kids' Wear Certified by GREENGUARD® Gold MADE SAFE® Certified with nontoxic ingredients not known or suspected to harm human health or environmental ecosystems Global Organic Textile Standard (GOTS)-certified-a strict certification standard that covers the processing, manufacturing, packaging, labeling, trading and distribution of all textiles made from at least 70% certified-organic natural fibers