Vac-U-Lock Platinum Edition Supreme Harness is a patented technology designed by famous pleasure lab called Doc Johnson. Superbly and thoroughly created in the best hand crafted traditions carried out through decades by this brand, this smooth touch and gently hugging harness can hist almost any dong you prefer for a couple play. Open crotch and a snap front are made for perfect dildo fixation. Adjusts for any size of up to 69 inches with easy-to-use strapping belts. Easily washable and having two o-rings in a kit for different dils to accommodate.