Material: Oxygen butadiene rubber foam
high density, excellent sealing,aging resistance,waterproof, anti vibration.
very good material for all film camera light seal replacement.
Sheet size:10x20cm(accuracy +-1-2mm)
Easy to cut ,Easy to operate by yourself.
Light proof envelope for storage.
you can choose the thickness as your requirement.The following information for your reference to choose the thickness.
2mm for various large 135 point and shoot cameras, and 135 rangefinder camera
3mm average thickness, suitable for most applications, like film/view/field/vintage medium format and large format camera's lenses mount, roll film back, film holder, 35mm/120 negative canister... ...
4mm and 5mm for various SLR cameras, around the back cover observation window of rangefinder camera