Give your man marbles some much needed attention. The internal ridges of the stroker give you all the stimulation you know and love while the stretchy loop bounces and tugs your balls with each thrust. Super elastic and pliable, the loop will fit any size and shape and the stroker feels great on every body type. Open at both ends for fast, easy, and fun use. Measurements: 5.75 inches in total length, 1.5 inches outer diameter at end, 2.25 inches outer diameter at base; 0.75 inner diameter unstretched. Material: SexFlesh (TPR). Color: Clear