The frosted plastic strap-on harness (fits most) is totally adjustable and includes 2 Vac-U-Lock silver plugs. The 6 inch Crystal Jellie Ballsy Dong is beautifully designed and is 1 1/2 inches in diameter. The shiny iridescent plugs have an incredible feel and are 6 X 1 1/2 inches and 4 1/2 X 1 1/4 inches. There's even powder lube included in the packaging for your convenience.