Gridlock Housebreaking 24" x 24" Pet Training Wee Wee Pads Gridlock housebreaking pads are the most absorbent on the market Gridlock pads uses the most advanced polymer technology to absorb like no other pad. Gridlock pads are a full size pads using a leak-proof plastic backing. Gridlock pads work like a baby diaper. Absorbs quickly to keep your pet dry Specially scented to attract your pet