These silicone rings are ideal for military and law enforcement professionals wishing to prevent finger injuries caused by wearing a typical metal ring. These attractive, comfortable rings are made of silicone rubber that is heat resistant, non-conductive, flexible and waterproof. They are a safe alternative for jobs that require working with hands every day. Made for adventurers, hunters, workers, medical staff and outdoor enthusiasts with active lifestyles. They provide a safe, comfortable, and affordable alternative to typical engagement and wedding ring bands. Price includes two bands, so you have a backup. Set of 2, choose from size 10 or size 12. Overall: 2mm thick, 8.7mm wide Tensile strength: 80KGF Temperature tolerance range: -22 Fahrenheit through 302 Fahrenheit