Material: Baby knee pads made of elastic fabric made of breathable and absorbent sweat cotton, have excellent coverage and are not easy to slip, breathable, absorb sweat and are soft to wear.Stretchy Design: One size fits most babies; These baby knee pads are elastic and fit perfectly on the knees, as is customary for babies between 6 and 24 months.Anti-slip design: Developed with non-slip rubber in knee position. Protect your child from wounds, scratches, bruises and irritations when they crawl and learn to walk.Function: It can not only protect knees, ankles and elbows, but also keep warm and absorb sweat.Good Gifts: These creeping leg warmers are wonderful gifts for a newborn baby.