Product name: elbow guard, arm guardProtection parts: elbows, armsFabric: PolyesterDesign highlights: elbow joint + soft sponge on the back of the handSize InformationSize Length Upper circumference Lower circumference Suitable for weightM 41cm 25-33cm 13-21cm 60kgL 42cm 27-35cm 15-23cm 70kgXL 43cm 29-37cm 17-25cm 70kg or more10cm≈ 3.94inchNotice:Due to the different monitor and light effect,the actual color maybe a slight different from the picture color.Please allow 2-3cm differs due to manual measurement.Package List1 x Elbow Padded Sleeve1、 The fabric is made of elastic weft-knitted fabric, soft and comfortable, and contains Lycra ingredients for moisture absorption and perspiration. 2、 The upper mouth adopts silicone anti-slip strip to effectively prevent falling off during exercise. 3、 The anti-collision material is made of sponge high pressure foam, height 10mm, washable and high temperature resistant. 4、 It provides presure to increase circulation, reduce inflammation, and support the joint.  5、 Suitable for basketball, baseball, volleyball, tennis and most of activities. 6、