About this product • A memory foam grip cover that is environment-friendly and disposable • Naturally fits the curves and angles of an artist's thumb and fingers • Soft and comfortable while boosting grip on liquid or slippery materials such as soaps, ointments and inks • Not only provides maximum comfort but also prevents or lessens numbing or tingling in the arms, calluses and other unwanted degenerative issues caused by long hours of tattooing • Comes in 3 different sizes: 37mm(S), 44mm(M) and 55mm(L), packed in 24 pieces per box Small: 1.75" x 1.45" x 0.95" ID Medium: 1.85" x 1.75" x 1.2" ID Large: 1.85" x 2.15" x 1.4" ID