ROQ Silicone Rings for Men 3 Pack of Silicone Rubber Bands Breathable Duo Middleline Style 8mm

100% MEDICAL-GRADE SILICONE: Bio-compatible hypoallergenic non-carcinogenic and chemically inert. Electrical resistance measures infinity on an ohmmeter, high dielectric strength eliminating shock and burning during electrical contact. SAFE! BUILT TO BREAK UNDER HIGH PRESSURE TO SAVE YOUR FINGER. Adjusts to swelling due to pregnancy, diabetes, injury, or arthritis. Can withstand a maximum temperature of +300C (+572F) and a minimum temperature of -40C (-40F). Comfortable! You won't feel it on your finger. We understand that in certain professional industries, metal jewelry is a big no-no for safety reasons, In this case, a ROQ silicone ring may be the perfect solution. ROQ team is always available for you 24/7!