RockTape Large 5mm Assassins Knee Sleeves Support Compression - Black Assassins are specifically designed to provide compression, warmth and lateral stability when performing functional movements such as dead lifts, pistols and squats. Unlike other supports, Assassins are extra tall and designed to compress the VMO at its insertion point above the patella to help ensure proper stability and tracking. Assassins also provide compression and warmth while the vented back panel keeps knees cool during extended workouts. Assassins Knee Sleeves are the world's first fucntional fitness knee sleeves designed for competition. Provide warmth, compression and support to your knees during the most grueling workouts. Made of SBR neoprene, a more durable neoprene, for extra durability and comfort 4-way Lycra liner provides a softer feel and better breathability Choice of 5mm or 7mm thickness: 7mm offers more compression, warmth and stiffness for added support Size: Large Material: Neoprene & Nylon Colour: Black Includes: one pair of sleeves