Jambopads hospital grade bed pad has upgraded 4 Layers. Layer 1: Deluxe polyester or cotton fabric top with print. Layer 2: Soaker, high density absorbent inner layer, blended fabric. Layer 3: Leak proof TPU film layer (100% polyurethane, vinyl free). Layer 4: 100% polyester tricot fabric with anti-slip backing, latex-free. Features: reusable, waterproof, absorbent, soft, and breathable.