HIGH QUALITY MATERIAL & DESIGN: ROQ’s silicone wedding rings/bands are made from 100% medical grade silicone that is durable, breathable and extremely comfortable you won’t feel it on your finger. Ergonomically designed, ROQ’s Air x52 modular airflow system allows airflow from outside circulating and push moisture out through the air tunnels. These silicone bands are ideal replacements for traditional wedding rings to keep it safe from being scratched or damaged.