1Made of polyester fiber, which is soft, smooth and can gently stress the legs so as to balance the fats 2Can be used at both day and night, helps to improve balance and leg strength 3Safe belt buckle is convenient to connect the belts to secure its normal operation 4Unique design allows you to wear it on your legs independently, which will not obstruct walking 5Especially designed to correct leg shapes including O legs, X legs, and splay legs