I've been using the same type but made of rubber for about 6 months and it helps immensely. I also got a weatherproof shell for the insert which also helps quite a lot. I use my Zippo for camping and after sitting all winter, it still had most of the fuel still in it.
I've been using the same type but made of rubber for about 6 months and it helps immensely. I also got a weatherproof shell for the insert which also helps quite a lot. I use my Zippo for camping and after sitting all winter, it still had most of the fuel still in it.