Made of 320 gsm 600D solution dyed polyester with EVA backing, high quality 190T innerlining and closed cell foam in between. Solution dyed polyester has much better color fastness and UV resistant characteristics than cheaper pigment dyed polyester. Not breathable*.
* (!) WARNING (!) Non breathable covers promote the risk of hull blisters. For outside storage we recommend to use the EX1091 bottom cover.