The Qalo Mens Black Pinstripe Silicone Ring was inspired by the clean, modern lines of classic suits. It is non-porous, non-conductive, temperature tolerant, and takes 25 lbs. of force to break. Express your enduring commitment with a rugged silicone ring that was built to last. The Qalo Black Pinstripe Silicone Ring measures .87 cm wide and .15 cm thick. Imported. Mens whole sizes: 9-12. Color: Black/Silver. Cancer and Reproductive Harm- www.P65Warnings.ca.gov.