This 29 in 1 outdoor emergency bracelet is made of stainless steel. It is Ideal tool for Camping, Hiking, Sailing, Biking and any other Outdoor Activities. It servers different purpose like hex- drives, flat and Phillips screwdrivers, oxygen tank wrench, carbide glass breaker, sim card pick, cutting hook, socket drive adapter, and bottle opener. It is very stylish to wear as bracelet also. It is very comfortable to wear.