Tantus Silicone O-Ring Harness Set works with any harness that can take an O-Ring. Set includes six various sizes to support your Tantus Toy of preference. Don't use O-Rings on penis, to toy only use. Harness compatibles, when O-ring can be used. Safe for you: Produced from Tantus own unique formula of 100% ultra premium Silicone. Simple to clean: Eco-friendly. Hypo-allergenic. Hygienic. Boilable. Bleachable. Is it dishwasher safe. Diameter tiniest to largest: 1.2 ", 1.48 inches, 1.74 inches, 1.97 inches, 2.22 inches, 2.5 inches
