LeLuv Ultima Penis Vacuum Pump, Soft Silicone Donut Seal, Soft Black TPR Seal & 4 Sizes of Constriction Rings. This feature-rich Penis Vacuum Pump from LeLuv is the perfect blend of craftsmanship, power and durability. The Ultima Handle has been fitted with soft rubber grips that make this powerful penis pump comfortable to use. The 3mm-thick clear, seamless, untapered cylinder is graduated in both inches and centimeters up the side. We include 18 inches of uncollapsable, slippery-coated premium silicone hose, and our specially-designed Quick-Disconnect Fittings to offer trouble-free pumping sessions. You can even disconnect the hose from the cylinder and it will maintain vacuum!Vibrating Strap & Bullet: The included multi-speed vibrating bullet provides addition functionality to your routine.Constriction Rings: We include a set of 4 rings in different sizes, choose the size that isn't too tight but offers good constriction. Place over the shaft of the penis using the handles. Once the ring is in place, continue using your pump as directed.Realistic Donut: This super soft realistic look & feel sleeve fits LeLuv Round-Flange Cylinders from 2" to 2.5". It is used for adding comfort and creating an airtight vacuum seal.TPR Sleeve: This soft and stretchable TPR (ThermoPlastic Rubber) sleeve is used for adding comfort and creating an airtight vacuum seal. Use with a LeLuv Round-flange Cylinder sized 1.75" to 2.25".