The soles of shoes made rough for good grip
They come out because you are sweating in class, which is good. In the case of technique shoes just tear the soles out it isn't a hughe deal.
Point shoes (ballet) and tap shoes are examples of smooth-soled shoes.
leather rubber soles laces leather
Runnign shoes have flexible rubber soles to absorb impact.
Girls' shoes do sometimes have soles. But if they don't it is often because grown ups think it is more comfortable for the girls to be without soles on their shoes.
They are good, with comfortable soles and all, but they are not as experienced in making shoes than a company like Nike is.
golf shoes have rubber soles because it is a game played on the grass which needs to have stops at every step as rubber will increase the interlocking of friction, golf shoes have rubber soles
Rubber is commonly used to make the outer soles for shoes.
Wash your shoes.
Yes they do due to how much you walk on them. When your soles start wearing out it's time to get new shoes!!!!!!
soles of shoes are provided with design to increase friction