Boners - automatic penis pump masturbator (transparent/black)

Transparent cylinder, flexible masturbator sleeve and automatic penis pump - the Boners penis pump provides stimulation and size enhancement at the same time.Why is the Boners automatic penis pump masturbator good for you?The vacuum causes the blood vessels in your penis to dilate, temporarily increasing its diameter and length - the Boners automatic pump helps you achieve this at the press of a single button. The transparent cylinder lets you watch the process. The flexible sleeve fits snugly around your penis, so the combination of vacuum and sleeve pressure gives you stimulation similar to a masturbator - pumping is therefore not just about size enhancement, but an experience in its own right. You should use it with water-based lubricant. It's ideal for beginners too.Why you'll love the Boners penis pumpAutomatic pump - works at the press of a single button, with no manual pumpingFlexible sleeve - fits snugly around your penis and gives you an experience similar to a masturbator through a combination of vacuum and pressureTransparent cylinder - you can see the results in real timeSleeve with a 20 mm inner diameter - flexible and adapts to different sizesUSB charging - easy to recharge without batteriesBeginner-friendly design - easy to use and requires no prior experienceWhat you get1 x Boners automatic penis pump masturbator (transparent-black)1 x USB charging cableProduct features you'll findColour: transparent-blackTotal cylinder length: 290 mmInternal length: 200 mmInternal diameter: 58 mmSleeve inner diameter: 20 mm (flexible)Weight: 700 gType of stimulation: suction / vacuum + sleeve pressureSuitable lubricant: water-basedCharging: USBNoise level: normalHow you use itApply water-based lubricant to the sleeve, then place the cylinder over your penis. Press the power button - the pump will build up the vacuum automatically. The flexible sleeve fits snugly around your penis, and the vacuum and pressure together give you stimulation similar to a masturbator. Start at a low intensity and gradually increase the suction strength.What to bear in mind when using the Boners penis pumpDon't pump for too long at a time: 10-15 minutes is recommended for beginners, so your tissues can gradually get used to the vacuum.Only use water-based lubricant: other types of lubricant may damage the sleeve.Clean it before and after every use with lukewarm soapy water or sex toy cleaner.User manual