Rubber soleSOCK-LIKE UPPER - 100% Soft Lining with Breathable Baby Friendly Mesh Fabric UpperLightweight and Flexible to Support Natural Foot Movement,Provide a Natural Feeling.FITNESS DESIGN - Anti-Collision Closed Toe, Anti-slip Rubber Sole is Good for Toddlers Learning Walking. Consolidation,Remove Moisture, Keep the Feet Dry and Comfortable.EASY WEAR - Adjustable Hook and Loop Closure Toddle Summer Walking Shoes,Easy to Put on and Take Off for Little Kids by Themselves .OCCASION - Fashion Style Sandal Stays Sporty with Durable, Comfortable Mesh Material that's Ideal for Walking,Swimming,Beach and Leisure.Let Your Little Explorer Feel Cozy and Safe when Exploring The Great Outdoors.GURANTEE - 100% Satisfaction Guaranteed Zero Hassle Returns - Return Your Shoes for Any Reason.