SOFT & WATERPROOF. Paw Protector boot upper is made of double-layer breathable mesh fabric, firmly hemmed by soft durable cloth around; waterproof lycra material makes paws healthy and comfortable. EASY ON & OFF. Very easy and quick to put on and off. firmly fastened by 2 long, adjustable, and reflective straps, difficult to slip off, also make your dog safe at night. NON-SLIP SOLES. The soft non-slip rubber soles will ensure your pet won't injure themselves on slippery or rocky terrain.