Rubber soleThe sole is a very soft, rubber that gives well. They also have a slight padding to the insole, nice and cushy for little feet.SOFT - Soft, breathable and comfortable. Lightweight and flexible to support natural foot movementEASY - EASY ON, EASY OFF, easy to slip on and off. the elastic that keeps the moccasin on is well hidden while being wornPERFECT FOR ANY IDEAL-You can get shoes and bibs. There is a button design on the back of the bibs, which is very convenient. It is the best birthday gift and best for any idealBUY WITH COMPLETE CONFIDENCE - We strive for 100% Customer Satisfaction. If for any reason you are not satisfied, please contact us and we will take care of you.