Gold metal overshell and PP plastic 53-400 smooth skirt lid

The L1301GDF1 is a gold metal overshell and white plastic 53-400 smooth skirt lid with foam liner. This cap is made of polypropylene and has been affixed with a metal shell. This closure includes a foam liner, which will create an airtight seal when the lid is securely screwed on to the container. This lid is made of polypropylene (PP), which means it has a high heat tolerance level and an excellent resistance to fatigue. This closure fits a container with a 53-400 neck finish. The first number refers to the diameter of the container’s opening (in mm). The second number refers to the thread/style/depth of the closure’s skirt. Please read 5 seals and how they make perfect liners for your container for more information on liner types.