SOLEED Twins - Set of 2-1 Tungsten Wedding Band and 1 Silicone Rubber Wedding Ring for Men, Classic Style PLEASE USE the size measurements from the product image to measure your finger size before the purchase BOTH RINGS ARE SAFER CHOICE - Tungsten carbide wedding bands are much safer than bands made from other metals. Tungsten bands do not bend, so in a critical moment the band will break into many pieces without harming a finger; Silicone wedding bands are flexible and stretchy, prevent finger injuries and degloving with this ring; both rings are hypoallergenic and medical grade so if you have any allergies, it won't happen with both; The tungsten is Cobalt free TUNGSTEN IS DENT & SCRATCH RESISTANT - You can file away at it, and it will stay polished forever; Tungsten carbide is 10 times as hard as 18Kt gold, 5 times as hard as steel, and 4 times as hard as titanium OPTIMIZED DIMENSIONS FOR MEN - Tungsten width is 8.38mm (0.33 inch), thickness is 2mm (0.08 inch); Silicone ring is 8.7mm(0.34 inch), thickness is 2mm (0.08 inch) LIFETIME WARRANTY. 100% satisfaction guaranteed we are here 24/7 for you!