New DonJoy Performance Small Knee Brace w Compression Undersleeve Green Red Wht next to skin fit and flatlock seams VCBV2 30 27 MAP21 next to skin fit and flatlock seams keep you cool and dry with Under Armour's Heat Gear fabric while you go for that next mile Strong players can expect more power behind the swing with the extra weight allowing for extra momentum Silicone web technology helps absorb shock and shift loads from the painful area of the knee Dual Axis hinges work with the web for improved fit and articulation Compression molded back pad with mesh for maximum comfort and breathability Undersleeve with stash pocket and anti migration technology Reflectivity for enhanced visibility in low light conditions