From Longman Dictionary of Contemporary Englishsealskinseal‧skin /ˈsiːlˌskɪn/ noun [uncountable] TIHBAthe skin or fur of some types of seal, used for making leather or clothes
Examples from the Corpus
sealskin• Miles found himself in the water, tangled in coils of rope, battered by sealskin floats.• The canoes were loaded with sealskin floats. 