Self-contained. easy to store masturbator with snap on storage lidIntense stroking plus independent vibrating action7 functions of intense vibration. pulsation and escalation4 rows of extreme stroking beads with 3 speeds of independent stroking actionRemovable. textured. super stretchy sleeve for easy cleaningEasy to use push button controlsEasy grip handleABS (stroker)TPR (sleeve)PS (cap)Silicone (button)5 x 3.5/12.75 cm x 9 cm (sleeve)8.5 x 3.5/21.5 cm x 9 cm (overall)Requires 4 AA Batteries (Not Included)