His Masturbation Kit includes an ultra-stretchy compact travel sized masturbator with ridged chamber and a heavy-duty stroker with 3 inner suction chambers for explosive results. Also includes 3 sturdy stretchy all purpose rings. Made from TPR. Large ring: 1". Medium ring: .75". Travel Masturbator: 4.25" X 1.75". Full Size Masturbator: 5" X 3".