The OP/TECH USA 18" Rainsleeve (Set of 2) is a polyethylene sleeve made to protect an SLR camera with a lens up 7.0" in diameter and 18" in length. The sleeve protects the gear from dust and inclement weather. It is designed for handheld use or tripod application. It has a unique eyepiece opening adapts to most viewfinders for viewing through the lens. Camera & lens controls are easily visible and operable through the sleeve. Drawstring lens opening offers easy access and a snug fit. There are two Rainsleeves included.