Rock Tape Assassin knee sleeves are the ultimate training aid for your workouts. Assassins will keep you ahead of the game, keeping your knees supported, protected and joints warm while smashing your most intense workouts, including weightlifting and powerlifting. Available in both 5mm & 7mm. Assassins are sold in pairs. Assassin knee sleeves can are lightweight so you can take them on the go and always have them available for you workouts in your gym bag.