DescriptionThis item is a set of grip training ball, adopted premium material, safe and durable to use,which can ensure stability during exercise and ensure safe training andfitness. A practical choice whether you are preparing to work out athome or in the office.Features-Color: Red - Material: TPE - Ball size: About 8.00X8.00X8.00cm/3.14X3.14X3.14inch - Made of materials for durable long time use. - Suitable for pull-ups, dips, and more other exercises. - Simple design makes sure that it is easy to install and use. - It has a simple design, but very practical in use. - Ergonomic and comfortable grips design, to help minimize hand fatigue.