Color:Light Grey+Navy Are worried that your baby would get bruise knee from crawling?Put on the ZEFER baby knee pads and protect your baby’s knees from bruises and scrapes when they are crawling and learning to walk! Knee pads material: -Made of 80% cotton. Very warm and breathable, they will keep your baby’s knee warm and keep them from getting cold in winter time. -Made of 20% spandex. These knee pads are elastic so they can fit all the baby legs. They are also machine washable which is very convenient for cleaning.Knee protector: -These knee pads are very durable and can protect your baby’s knees from bruises and scrapes when they are crawling or learning to walk.Suitable for unisex babys: -The knee pads are unisex and fits most babies. They are suitable for babys from 0-3 years old.