Rukka shoes Sock can be worn both in indoor and outdoor. The bottom is made from soft rubber, which is why they can be used to prevent the dog from slipping in indoor and also they protect the dog from the dirt and water in outdoor. Sock shoes can be good option to wear durning the recovery period after operations. There are four shoes in the set and all shoes are adjustable according to the dog´s paw size. Used materials are 57% polyester, 5% polyamide, 3% spandex and 38% rubber.