Mattshield Deluxe Waterproof Mattress Protector $28.95
Certifications:
Oeko-Tex
Materials:
Organic cotton with thermoplastic polyurethane (TPU) waterproof backing
Naturepedic Waterproof Mattress Protector/Pad $59
Certifications:
GOTS certified
GreenGuard Gold certified
Materials:
Three layer construction – organic cotton bottom, TPU waterproof membrane middle layer, topped with organic cotton.
I’m a Little Teapot Mattress Cover $39.97
Certifications:
GOTS certified
Oeko Tex certified
Materials:
Organic cotton, TPU waterproof membrane
Expensive Option:
The Wool Room Washable Wool Mattress Protector $110.50
Certifications:
GOTS certified
Materials:
Organic wool
Notes:
NOT waterproof, contains no synthetic materials. They also have a waterproof option with TPU backing.