Ethylene Vinyl Acetate sole It's Walking Shoes, Sneakers, Running Shoes, Jogging Shoes, Gym Sports, Work Out, Exercise Shoes, Fabric Sneakers, Stretchy Sneakers, Training, Flexible, Fitness, Mesh Flats. Material:Non-Slip Eva/Md Sole + Breathable Air Mesh Upperfabric Keeps Your Kids Comfortable While Exercising Leisurely. The Elastic Sole Has Good Shockproof And Cushioning Properties, Reducing The Injury To The Knee During Exercise. Size Tips:Different Brands Of Shoes Will Have A Deviation In Size Chart, Please Refer To Our Size Chart To Choose The Right Size. Design:Our High-Quality Insole Is Breathable And Absorbs Your Child'S Sweat Without Odor, Preventing Foot Odor. Occasion:It Is Suitable For Various Occasions, Such As Sports, Running, Tennis, Cycling, Fitness, Leisure, School, Travel, Etc.