The huge external profile of the Colossus measures 2-1/4 inches in diameter (at the widest point) by 6-3/4 inches long (insertable), from top of the base to tip; internal size is 1-3/8 inches in diameter by 5-1/2 inches long; ultra-realistic profile features a lifelike round, dimpled head and textured, detailed veins that cascade along a thick, tapered shaft. The Colossus is constructed of 100% medical-grade silicone to resist tearing while remaining supple and flexible, for a squishy-smooth feel that is accommodating and comfortable, and will warm and retain heat upon insertion. Unlike PVC, TPE or PTR toys, the pure silicone composition of the Colossus is hygienic and sanitary, because its non-porous; it can be easily cleaned with antibacterial soap and water, and can be sterilized by 3 minutes in boiling water, or with a 1% bleach solution; it can even be safely run through a dishwasher. The 100% platinum silicone construction will not deteriorate, break down or degrade, is odorless, tasteless, hypo-allergenic, non-toxic, and completely free of phthalates, latex, jellies, or other potentially irritating or harmful chemicals. The Colossus is entirely hand-made in the United States for the highest quality and workmanship; includes limited lifetime warranty through the manufacturer, Vixen Creations.