Find your perfect size with the Performance Penis Pump Cylinders. This crystal-clear cylinder delivers 1.75 diameter by 9 total length. Its comfortable flange ensures a better seal. Use this cylinder with any Blush Performance pump and accessories for a more personalized fit. Made of body safe acrylic, the Performance Pump Cylinder is easy to use and easy to clean. This precision engineered cylinder is part of our Nterchange System making it compatible and interchangeable with other Performance pumps, triggers, handles and accessories in the Nterchange System. Enjoy peace of mind as Blush products are responsibly made. Blush is a New York based maker of sexual wellness products since 2007.Featuring The Nterchange System. Upgrade And Customize Your Performance Or Temptasia Pump Systems. All Perfomance And Temptasia Pumps And Accessories In Our Nterchange Systems are CompatibleDurable Acrylic With Easy Release FittingEtched Measurements. Measure Your GrowthEnjoy peace of mind with responsibly made products by Blush, Makers of quality, thoughtfully designed sexual wellness products since 2007Cylinder Dims - 9 Length x 2 Width (1.75 Inner Width). Base is 2.8 Width.