Unisex baby crawling knee pads

Anti-slip, avoid scratches. crawling knee pad can protect knees from bruises & scrapes when they are beginning to learn craw & walk. The silicone pattern helps to move steadily. 6 pairs of knee pads in colors, black, gray,dark gray, easy to wash. Stretchable design:baby knee pads are elastic, each one is approx. 12.5 x 8 cm/ 4.9 x 3.1 inches before stretching (L x W), the minimum circumference is 12 cm/ 4.7 inches, proper size for most babies. knee guards are made of cotton material