Prolong & strengthen your erection with soft and stretchy silicone penis rings that gently restrict blood flow for a uniquely sensual experience. Each size delivers a different intensity.Sex Love Passion: 3-piece penis ring setSmall: inner diameter: 1.33 inch / 3,4 cmMedium: inner diameter: 1.5 inch / 3,8 cmLarge: inner diameter: 1.75 / 4,4 cmThickness: 0.37 inch / 0,9 cm Made from phthalate & latex-free siliconeWaterproof |