1. PROTECTS BABYS KNEES & ELBOWS: Let your baby roam wherever their crawls may take them. without bruises, scrapes, or carpet burns,2. ADJUSTABLE FIT: Comfortable elastic allowing you to adjust the fit as your baby grows from 6-24 months, avoiding the strangle or slip-offs of other knee pads.3. BREATHABLE, WASHABLE AND DURABLE PADDING: Kids love wearing our skin-friendly and allergy-free crawling pads. Soft elastic breathable cushion knee pad overs about 2.5" diameter for protection,4. BABY SIZE: This 8*11 cm elastic, anti-slip knee pads fit babies 6-24 months, The knee pads are unisex and fit most babies.