performance thumbsticks - are the world?s most advanced thumb grips. they provide an advantage in gameplay by increasing the controller?s range of motion and maximizing agility, accuracy and gripunique hex design - provides expanded surface area for comfort and enhanced feel of direction when using corner edgestwo versatile mid-rise performance thumbsticks - adds 6.5mm of height for increased precision and control, no matter the rangeconvex surface - with proprietary rubber compound to enhance grip and reduce slipdesigned - for call of duty: modern warfare and bonus in-game content - calling card code included.packaging may not reflect updated compatibilityproduct description:up your game with call of duty: modern warfare performance thumbsticks. designed specifically for call of duty: modern warfare, these versatile, mid-rise performance thumbsticks will boost your skills whether you?re clearing your corners, engaging in stealth operations, or battling it out in ground war. our call of duty: modern warfare performance thumbsticks feature a unique hex design inspired by the ground war game mode. this set includes two mid-rise, domed thumbsticks to increase gamers comfort, control, precision and versatility in an installment where every kill is a question, and the shots gamers don?t choose to make can be as important as those they do.