klister

/ˈklɪstər/
noun
  1. A sticky wax applied to the bottom of skis to help them grip the snow, especially in wet or icy conditions.
    • Before the race, he applied klister to his skis for better grip on the slushy snow.
    • The ski shop sold several brands of klister for different snow temperatures.
    • She wiped the excess klister off her skis after the cross-country ski trip.