Upper Material: MeshSole material: EVASize 28 = 17.8 CMSize 29 = 18.4 CMSize 30 = 19 CMSize 31 = 19.7 CMSize 32 = 20.3 CMSize 33 = 21 CMSize 34 = 21.7 CMSize 35 = 22.3 CMSize 36 = 23 CMSize 37 = 23.6 CMSize 38 = 24.2 CMSize 39 = 24.9 cmInsole length = foot length + 1 CMBreathable upper and insole. Both the upper and insole materials absorb sweat and dissipate heat while allowing air to circulate, keeping feet cool and dry, providing full breathability, comfort and flexibility. Lightweight, soft and flexible mesh upper provides a greater range of motion. Velcro loop and drawstring strap for easy on and off.Anti-slip Rubber Sole. Rubber sole evenly distributes impact, provides cushioning for the heel and reduces pressure on the foot. Moulded insole adapts to the shape of the foot with visible arch support. Anti-slip grooves on the bottom provide sufficient friction with a non-slip effect. The sole is resistant to folding, impact, pressure and friction, durable.Multi-purpose. Suitable for school, campus, games, leisure, racquet sports, outdoor sports, cross country running, road running, hiking, freestyle riding, cycling, jogging, walking, gym, sports, track and field, training, physical training, weight training, dance, boxing, tennis, golf, basketball, skateboarding, track and field, hiking, trekking, city life, camping, jumping, travelling and so on.