Performance Penis Pump Cylinder Clear from Blush Novelties. Quality. Clear Acrylic penis pump cylinder. Suction. Comfortable flange for a better seal. Fits with compatible with Performance Pumps, grips, tubing and sleeves. Peace of mind. Made of body safe Acrylic. Contains no fragrances, phthalates or Latex. Size 2.5 inches in width by 12 inches in length. Find your perfect size with the Performance Penis Pump Cylinders. This crystal clear cylinder delivers diameter by 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.