Baby’s Knee Protection- A perfect assitant to protect baby from bumps and bruises when they crawl and learn to walk. Antiskid Particles - These granules increase the resistance of the floor. Non-slip. Comfortable - Special sponge linning; very soft and well protect your kids carefully. Flexible and Adjustable - It has an extra large fastener and for you to adjust the knee pad size. Practical for child in different ages. Durable - Made of CPR material; Healthy and environmental; Anti-slip and wear-resistant; Flexible and soft; No harm to baby skin; Easy to wash and durable.