4-inch lens cups are lightweight, easy-to-use, protective covers for protects lenses and other fragile camera accessories. Lens cups now have a semi-rigid framer for increased protection and are padded with soft poly-fill and have a nylon interior lining. The lid features a clear vinyl window to help quickly recognize contents and zippers closed for added protection. Each lens cup has an adjustable belt-loop so that it can be removed from the case and worn on a belt for easy access to spare lenses when shooting.