1.With two aluminum support insides

2.The waterproof neoprene knee brace provides support to your patella

3.knee support Helps to relieve the pain and swelling of patella symptoms

4.Reduces injury of your knee caused by friction and hitting

5.The opening design won't affect your movement

6.The good compression can make your knee covered completely

7.It provides warmth, comfort, superior flexibility and durability for daily wear