The Valma Rubber Stick specially developed for greasing door seals. It prevents freezing of door seals in the winter and drying out in the summer. The rubber stick ensures that the rubber remains flexible. Suitable for window and door seals of cars, boats or caravans, but also for freezers, draft strips etc. Remove the cap and turn up the rubber stick on the bottom. Lightly rub in the rubber to be treated and then spread it with a cloth. The rubber stick has a content of 40 gram.