Whatâs better than a master plug? Two Master Plugs, of course. We make the Master Plug in two sizes so you find the âPerfect Fitâ for you. Either Master Plug can be used with Âœâ or Ÿâ straps or used without straps as a standard plug. The Master Plug is made of TPR with a Polypropylene inner core, providing superior flexibility and strength. And, thanks to our unique two-part molding process, the stem at the base is thin and extremely comfortable.Size: Small circumference 4.8â Small insertion length 3âMedium circumference 5.7âMedium insertion length 3.75âAvailable colors: BlackClean up: Wash thoroughly with mild soap and water.Safety: Safe with water based lubes. This product is not compatible with latex products. Please store separately.Perfect Fit Brand Products are sold, and intended for use strictly as adult novelty toys for entertainment. They are not intended for medical use and have not been clinically tested. No medical claims are warranted or implied by the use of these products. These products are Phthalate free, do not contain latex, and meet European EN71-3 toy safety standards.