This flexible plug allows you to enjoy the urethral sensations easily and comfortably Often penis jewelry is very rigid and can only be inserted straight in. The Flexible Penis Plug features a plastic body with metal end pieces for flexibility to move with your body. Contouring to the natural shape of your penis and urethra makes this plug easy to insert, comfortable to wear at all times, and ideal for extended penis play Measurements Approx. 3.25 inches insertable length with an approx. circumference of 1 inch glans or head ring has an inside diameter of 1 inch. Material End pieces and glans ring are metal body of plug is plastic. Note There is NOT a thru hole for urination or ejaculation