Upper material: neoprene   rubber, soft soles, moisture and sweat are absorbed, light and non-deformable. Very suitable for children.Inner material: Inner material: synthetic. Elastic shoe mouth: The shoe mouth is made of high quality elastic fabric, which makes it easier to put on and take off and reduces the friction of the ankles of n.Sole: Non-slip, wear-resistant rubber soles can increase flexibility and stability and increase the safety of n.Closure: Without closureHeel height: 0.5 cmHeel shape: flat. The cute design is the best birthday present, suitable for school wear, parties, gardens, playing, walking, running, very suitable for indoor leisure, and can be used as slippers. Suitable for matching casual jeans, pants, skirts, sports tights, etc.Shoe width: narrowNot waterproof