Significados de shiny oilskins en inglés

He finds them all crowded on the deck-house forward, in their shiny oilskins, with faces like sick men.

We had been used to one another huge and amorphous, swaddled in layer upon layer of woolens, topped by shiny oilskins.

-Thefigure in shiny oilskins-yetpreposterous, surely?-After all, an affair of the heart-misplaced affection-Damaris?-Did this account for the apparent indifference?