? This knee support is made of breathable material， and the tightness is adjustable. It can effectively protect the joint and ligament of your knees and makes you feel comfortable when do sports.

Features:
Helps with strains， sprains， and instability in the knee.
Four metal spiral inserts， reduce shock and provide flexile support.
Open design with reinforced stitching and padding， provides additional comfort and stable mobility.
Breathable material， slim and compact design.
Protect the joint and ligament of knees.

Specifications:
Color: Black
Material: Neoprene， Nylon 
Size: Free Size， Suitable for knee circumference less than 46cm
Suitable For: Biking， Running， Hiking， Baseball， Basketball， Soccer， etc.
Package Size: 23 * 11.2 * 3.5cm / 9.1 * 4.4 * 1.4in
Package Weight: 191g / 6.7oz

Package List:
1 * Knee Support