The OptiMALE Stimulator Extension is easy to put on, comfortable to wear, and enhances pleasure for you and your partner. The soft and stretchy material hugs your shaft, while the firm head at the opposite end adds a full inch to your length. Stimulating external nubs take your partner to new heights of pleasure. An attached ball strap at the base acts like a C-ring, making your erection stronger and longer-lasting, completing your OptiMALE experience. • Firm head adds an inch in length • Soft pleasure nubs increase stimulation • Stretchy and flexible for added comfort • Attached ring provides a secure base • Easy to use and clean • Phthalate-free, safe.