SIZING:Please Measuring Your Baby's Feet Length Before Buying. FOOT SAFETY: Protect your baby\u2019s feet against hot sand, sharp rocks and slippery bits whilst they explore sand and sea. NOP-SLIP SOLE: Soft, pliable neoprene acts like a sock so your baby\u2019s foot can move freely.Shoes weight about 0.07 lb, Feet will not feel any burden. DESIGN: Cute animal patterns on shoes, babies will like them. OCCASION: Can also be used for new walkers and backyard playing around.Perfect for small feet at the beach and in water.