Wii Bowling Ball Allows user to mimic all the critical motions of bowling Designed after an authentic bowling ball Compatible with Wii Sports, Brunswick Pro Bowling, Ten Pin Alley 2, AMF Bowling: World Lanes, AMF Bowling: Pin busters!, Wii Sports Resort & any other bowling game that requires a Wii Remote Includes bowling ball Wii Remote container, wrist strap & 6 removable bowling ball finger plugs More realistic game play Bowling Ball weight: 1.5 pounds - Dimensions: 7.7 inch Diameter Includes hole adapters to adjust to any finger size Safety locking wrist strap for added security Wii Motion Plus compatible