This 125 mil pad is self-fusing, rubber-based insulating compounds laminated to a flexible, with an all-weather grade PVC backing. Inner unit pack of 10 pads per box with 50 pads per case. This Scotch® Vinyl Mastic Pads 2200 resistant to abrasion, moisture, alkalis, acid, copper corrosion, UV and varying weather conditions. This conformable pad is for insulating, moisture-sealing and pad connections up to 600V. Compatible with solid dial