Protect your mattress from stains, odors, and water damage with the best Waterproof Mattress Protector that is also certified organic. Soft, lightweight, and breathable, it's crafted with two layers of GOTS-certified organic cotton over a thin, quiet, waterproof film derived from cornstarch that does not crinkle. It's hypoallergenic, rigorously tested for PFAS chemicals, and even meets MADE SAFE® non-toxic standards.