Train your way to a longer, stronger performance with the 4M Endurance Stroker. Equipped with an extra tight, unique interior texture, made for intense stroke sessions Soft, flexible body-safe material for a strong finish.Removable sleeve makes cleanup fast and easy! Item Dimensions: Item Width: 2.5 in. (6.35 cm) Item Height: 6.1 in. (15.5 cm) Item Depth: 2.5 in. (6.35 cm)