Already have all your toys and attachments, just want something to convert them to strap-ons? The Ultra Harness 2 is exactly what you need. This adjustable black harness with snaps is compatible with many of your other sex accessories for fulfillment of your anal and vaginal pleasures. Comfortable and secure, your favorite dildos, dongs, vibrators and anal toys will find new purpose with this versatile harness for men and women! Open crotch. Materials Vinyl, Nylon. Strap on harness is compatible with all of Doc Johnon Vac-U-Lock. Fits waist 26 inches to 53 inches.