When the baby learning to crawl, knees touch the ground easily, easily torn skin. Knee pads can protect your baby very close to the knee, and can be used as an elbow. The baby knee pads for the prevention of knee contusion, baby carpet, ceramic tile, hardwood, laminate flooring, even outdoors to prevent external impact while playing, the knee joint is well protected. Easy to fall when the baby learning to walk, knee pads help protect the baby knock knee injury Design of High Elastic Sponge: Very breathable, absorb sweat, deodorization durable and soft to wear. Protect the baby's knees from bruises and scrapes when they are curiously crawling and learning to walk. PACK OF 2 PAIR