Bigger Is Better With This Penis Pump. Put It In Pump It Up Push It Out And Repeat As Often As You Like. The Bulb-Operated Vacuum Can Be Disconnected And Removed Without Loss Of Pressure Utilizing Quick-Disconnect Valve Technology. The Pump Comes With A Ring At The Base That Will Ensure A Tight Seal No Matter The Size Of The Penis. Phthalate-Free And Body-Safe.Compact Size Powerful Suctionvisually Stimulating Transparent Materialtextured Sleeve For Added Stimulationdurable Design Stretch-To-Fit Ring Ensures Tight Sealair Release Button For Fast Safe Removalphthalate-Free Body-Safedimensionstotal Length: 8 In. (20.3 Cm)Insertable Length: 8 In. (20.3 Cm)Width/Diameter: 2.5 In. (6.4 Cm)