The Thumb War Hand Grip Strength Trainer by TKO is a black color forearm workout exercise equipment designed for gym and training activities. This product falls under the Sports department and is ideal for fitness enthusiasts looking to improve their grip strength and overall fitness. With dimensions of L 12.4 x W 8.19 x H 2.99 inches and originating from China, this resistance trainer is a versatile tool for those seeking to strengthen their hands and forearms in a fun and effective way.