Tungsten Carbide rings are the latest in funky and trendy friendship or lifestyle rings. What about your commitment to your loved one in an engagement or marriage. A rare metal which is extremely hard and scratch resistant and will hold its shine and polished look. These rings will not tarnish or rust, neither fade or develop a patina. Comfortable and hypoallergenic as an affordable and durable alternative to your usual metals (gold, silver, titanium) as it is wear-resistant. High-impact resistant, but can be shattered with force applied to it in emergency situations.