Alternatives and similar models for Penis pump Pump Worx Max Boost

Summary description: Pump Worx Max Boost is a motorless penis pump with a clear viewing cylinder and removable Elite Silicone sealing sleeve. Designed to promote blood flow and tissue expansion for stronger, firmer erections, it offers powerful suction controlled by a manual pull-and-release head and a pressure release button. Cylinder length is 28.6 cm, insertion depth 19.1 cm, inner diameter 3–5.1 cm. Made of ABS, acrylic and silicone; usable in bath or shower and can be filled with water for intensified effect. A measuring scale on the cylinder lets you monitor progress.