Babyville-PUL Waterproof Diaper Fabric Cuts. A polyurethane laminated (PUL) fabric that is the perfect choice for diaper-making moms and everyone desiring to make adorable, unique diaper covers and accessories. Tested and proven to be safe for baby. It is durable and will not separate with soft hand. Machine wash and dry. Composed of 100% polyurethane coating and 100% polyester backing. This package contains three 21x24 inch fabric cuts. Design: Forest Friends & Camo. Imported.