Size: baby knee pads are unisex and fits most babies, usual for 6-13 month baby, Baby crawling knee pads circumference approx. 15 cm/5. 9 inches (upstretched); overall size 12. 5 cm/5. 3 inches 7 cm/2. 8 inches (L x W); round pad (in the middle) diameter 7. 5 cm/3 inches Design: crawling knee pads very breathable, absorb sweat, deodorization durable and soft to wear. The surface of the crawling knee pads have anti-slip particles design, non-slip wear-resistant, adjustable Kneepads so can fit the baby legs perfectly Safety: Crawling knee pads can protect your baby's knees from bruises and scraped when they are crawling and learning to walk. Suitable for baby's legs and hands, and they are easy to wear and suitable for year-round use Set of 3: 2pcs blue knee pads, 2pcs grey knee pads, 2pcs green pads for baby. With very comfortable and lovely colors, your children will like it very much. It is easy to match babies clothing What you get: we provide knee pads for babies with worry-free 12-month and 24/7 customer service.