Rubber sole Lightweight and Breathable: Breathable Flying Weaving Knitted Mesh Upper, Keeping the feet dry,Prevents soles sweating. Soft and comfortable fabric, exercise all day without feet tired. Suitable for school activities. The shoes are light weight but still sturdy. Easy to Slip On and Off : Kids Sneakers Feature Stylish Sock-Like Slip-On Construction For Easy On /Off, Provide More Comfortable Wearing Experience. Strong Anti-slip: High Elastic MD Outsole, Flexible and Stability, Prevent slippery and wear-resisting,Shock absorption, Gives the feet maximum range in movement, Offer a safety environment for kids. Suitable daily wearing at the walking, tennis class,running, sports activities or at school.