Lifeline essential one piece matte bottle cagelifelines essential one piece matte bottle cage is made of durable polycarbonate and is stylish with a matte finish it is lightweight and has a contoured inner edge which makes it easy for bottle entryremoval on the go this cage will fit standard mounts and bottles featuresdurable polycarbonate constructionmatte finishcontoured inner edgesecure rattle free fitstainless steel mounting boltsfits standard bottle cage mounts and bottle sizesweight