Redesigned to accommodate 2.5 l acid bottles and standard 4 l chemical bottles. Bottles with finger loops fit too. Cover locks in place with epoxy-coated handle while carrying. Clear plastic cap protects bottle closure and allows identification of colour-coded closure on acid bottles. Cap twists for removal from cover, no need to remove bottle from carrier before pouring. Redesigned to accommodate 2.5 l acid bottles and standard 4 l chemical bottles. Bottles with finger loops fit too. Cover locks in place with epoxy-coated handle while carrying. Clear plastic cap protects bottle closure and allows identification of colour-coded closure on acid bottles. Cap twists for removal from cover, no need to remove bottle from carrier before pouring.