Rubber soleMATERIAL - These baby sandals made of high quality PU Leather upper with anti-slip rubber sole.SAFE - Closed toe designed, protecting toes from scuff or scratche. Anti-slip sole design keeps baby in safe, soft walker soles, perfect for learning walk.EASY TO PUT ON/OFF - Hook and Loop closed easy to put on and off. The most importantly, stay on your baby's feet.OCCASION - Formal, party, casual, photography, indoor and outdoor activities, good for daily use. Baby summer sandals also can be a first walker Shoes.These baby boys sandals can suit for all different clothes.GUARANTEEEN - ERCAKE baby shoes store with lifelong service for you. Any unsatisfied with product, please contact us and we will be happy to provide you with your choice of a replacement or refund.