rubber sole1. [Comfortable Fleece] - Luxurious and comfortable newborn booties are a must-have for girls and boys, keeping baby's feet warm and comfortable crawling and making walking feel natural.2.[Non-Slip] - Polyester soft sole with anti-slip points to keep your baby safe when they start walking3.[Hook and Loop]- Convenient hook and loop closure design, easy to put on and take off. These baby shoes stay on baby's little feet all the time, allowing the ankle to move naturally while providing great protection.4.[LIFE OCCASION]- These unisex baby boy and baby girl booties are perfect for crawling, walking, playing, and also a Christmas and birthday gift for baby boys and girls and a shower gift for newborns.Size: 12CM/13 yards