Vacuum Penis Cylinder Seal "Precision" Smoke

With the convenience and durability of the vacuum penis cylinder seal precision smoke by CalExotics, now pumping sessions are more comfortable and enjoyable! Simply slip the stretch-to-fit precision universal vacuum penis cylinder seal over your pump and start pumping away.

This vacuum penis cylinder seal is made to fit over almost all penis pump cylinders due the stretchy silicone material and the internal stages. The inner opening is very tight with a X-shape for maximum effects.
We recommend the use of a water-based lubricant at the opening of the comfort seal for a best possible vacuum.

Size: The vacuum penis cylinder seal precision comes with about 6.25 cm external diameter, stretchable internal diameter, and with 5.75 cm heigth,

Material: Silicone,

Color: Smoke-black.