Filled insulating pad, self-adhesive. Thanks to it, we can cover battery contacts and protect them against short circuits. It is glued to the battery after being sealed into a package. Technical data outer diameter: 18mm 32 cells thickness: 0.3mm material: pressboard https://elecena.pl/product/22620792/filled-insulating-pad-for-32x-18650-batteries 2023-02-22 https://elecena.pl/product/22620792/filled-insulating-pad-for-32x-18650-batteries 2025-10-29