Prevent the joint from catching cold:keep the legs warm in the supermarkets,department stores,restaurants,air-conditioned buses,subway,aircraft and other air-conditioned places.
Protect your knees while crawling,protect your legs from abrasions at home or in the park.
Flexible,able to bend according the shape of knee.
Protect the knee area for toddlers.
Can also be used in arms,easy to wear in any season.