Keep your real ring safe and protect your investments. Protect your marriage, your finger, and your ring. Vin Zen exists to support you in your commitment to one another as well as being active and healthy. Hypoallergenic, premium quality, safe, and durable wide ring. We have added the marble grey to take the place of the silver. The perfect mens silicone wedding ring. High quality silicone blended for Safety, Durability, and Comfort, for an Active Lifestyle.! How does sizing work? We know your fingers fluctuate in size throughout the day and years that is why we have provided 2 sizes in each package: Can these be worn all of the time? Yes! We personally never take ours off but it is beneficial to let air in and to keep dry underneath. The Flexibility in our Silicone Band is Ideal For: Military and Law Enforcement Nurses / Doctors / Medical Personnel Crossfit / Orange Theory / HIIT Training Hiking / Mountain Biking / Cycling Motocross / Snowboarding / Surfing Golf / Volleyball / Marathon Running / Yoga and Anything else your journey leads you on for the best, most comfortable silicone wedding band!