Neoprene, 5mm Neoprene
And some more general information about neoprene: The starting material for neoprene is chloroprene rubber or polychloroprene - a rubber-like, elastic foam, that encloses small air bubbles. Through these bubbles, the good insulating property is achieved next to a low weight. You can order neoprene as a sheet. Either as complete sheet of 130x220cm or in smaller sections derived from it.