New DonJoy Performance Trizone Knee Compression Sleeve Right Leg Adt Black Sm Small:Black Amazing protection when playing on Constructed from Rawlings world Amazing protection when playing on artificial turf or hard ground PERFECT FIT: Non slip silicone waist band helps keep this shirt in place Louisville Slugger brought back the trusted Warrior for the 2011 season Three zones of compression strategically placed around the knee to deliver peak performance Silicone banding injected directly onto the sleeve offers bracing and support All natural carbonized bamboo is thermal regulating and anti bacterial helping eliminate odors Anti migration technology helps to keep the sleeve secure to the thigh and eliminate slip Reflectivity for enhanced visibility in low light conditions Stash pocket holds cards and keys Right Leg