Leather sole?? Note: Please measure the length of your heel to toe, according to the size Chart we provide, choose the correct size, Not according to the Size Chart provided by Amazon.?? Upper material: cotton material, soft and comfortable, elastic, tough and wearable, is the material for processing dance shoes.?? Exquisite laces: Tough and wearable, easy to wear, not easy to slip off, effectively fixing shoes and feet, let the dance free and easy.?? Leather sole: leather material, wear-resistant, non-slip, firm and longer life, more dance.?? Specailly designed for ballet,dance,yoga,and other gymnastic activities,make dancing more freely and beatiful.