Rinfit is a female-founded brand that started in 2015. Rinfit’s silicone wedding rings are well known for their high quality, comfort, and durability. We know that wedding rings are a symbol of the love we have for our life partner and so, Rinfit rings are made with great love and endless care to last a lifetime. We carefully design every aspect of each ring and use only the best, durable and high-quality material with no spare on expenses. Comfortable and much more suited for movement than metal ring. Why Rinfit silicone wedding ring? ✔Uniquely designed - U.S. Design Patent Pending ✔100% high-quality silicone ensures this ring can last a lifetime. ✔Safe for workouts, heavy machinery, and extreme sports. ✔Durable, almost impossible to break, damage, or lose. Size 5 - 15.7 mm Size 6 - 16.51 mm Size 7: 17.32 mm Size 8: 18.14 mm Size 9: 18.95 mm