Ethylene Vinyl Acetate soleHeel measures approximately 0.6 inches"HIGH QUALITY EVALightweight kids slippers are made of high quality EVA with good toughness and wear resistant anti-skid function then thicken the sole by 0.6 inches. Will bring extreme comfort to your childs feet relieve pain. About 30 forward tilt head protection design, shock absorption in front and back reduce foot damage.CUTE ANTLER DESIGNThese children's slippers adopts the antler shape design with adjustable angle, very cute and colorful. Bring more happiness to children.WATERPROOF SILENT & WAVY Non-Slip Invisible drainage holes are added to the sole. When in touch with water, water will easily detach/fall off from the shoe to keep your feet dry and clean. These slippers wont make awkward squeak after shower. durable wavy slip EVA outsole Waterproof, provides excellent support and helps avoid fatigue. Non-slip outsole and give your feet a good grip and wavy balance design increases friction, not easy to fall.WIDE APPLICATIONSandals and slippers are integrated, indoor slippers, shower slippers also are the perfect choice for outdoor walking, play in the garden, lawn, beach, swimming pool etc.SIZE GUIDENCE To make wearing comfortable, please refer to our size chart and you can buy a larger size to make room for your child's feet. If you have any questions about the size of these kids sandals, please feel free to contact us.