This spongebob knee protect your little darling soft knee & elbow from bruises & scrapes when they are curiously crawling or learn to walk. It is stretchable flexible, sweat deodorization, anti allergic, anti slippery, soft padded fits baby perfectly. Not bulky easy to wear. Pads stay on legs & hand would not slight down. It is made from premium quality material which is durable, soft & comfortable. Make your baby move around freely ,machine washable, home washable & dryer safe. It is light weight & small size can be easily carried in small bag to Aunt's house, resorts, parks, gardens, friends etc.