The QALO Mens Charcoal Step Edge Q2X Silicone Ring is a strong, stylish piece that stands up to years of adventure. Featuring a flat silhouette with a step edge design, this non-conductive, non-porous wedding ring is 10 times more resistant to gasoline, oil, and solvents than traditional silicone. It is temperature tolerant from -75F to 575F and can take up to 22 lbs. of force. Fits true to traditional wedding ring sizes. Height: 2mm. Width: 8.9 mm. Sizes: 8, 10, 11, 12. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Rings.