The Air Armor Tech™ Extreme 16 inflatable scope cover is designed to protect the scope’s “zero,” structural integrity, and cosmetic features against significant blunt-force impact, as well as provide flotation for up to 21 pounds equipment. With an average of 3 inches of inflated air bladder surrounding the entire scope and a carrying weight of just 18 ounces, the Extreme 16 is designed for up to a 16.5 inch overall length optic system mounted to a weapon operating in extreme field environments.