Let this sucking masturbator do the work for you! Enjoy choosing from 3 speeds and 5 patterns of vibration, 3 squeezing modes and an added heating function for a sensual and satisfying session. The nubbed interior stimulates your engorged member as you enjoy the vibration and suction. Feel the soft and stretchy material that envelopes you as you penetrate this masturbator. The inner sleeve is easy to remove making clean-up easy! Simply use warm water and soap and let it fully dry. To recharge, use the USB cable after use. Use water based or silicone lube for best results. Measurements: Case Length: 10.2 inches Case Width: 4 inches Materials: TPS, ABS Plastic Color: Black Key Features: Ultimate Sensation: Enjoy 3 speeds and 5 patterns of vibration, 3 squeezing modes and a heating function that create a unique and pleasurable sucking sensation you can control! Nubbed Interior: The inside sleeve has a nubbed interior for extra stimulation with each stroke. Soft & Stretchy: Enjoy the stretchy and soft inner sleeve that envelops you as your enter and reacts to each vibration and gentle squeeze. Easy to Clean & Charge: The inner sleeve is easy to remove and clean with soap and water after each use. The device is fully USB rechargeable.