This vest has a metalite coating and not pure open cell. Otherwise its great, as it is comfortable and has a good fit.
Sun seob kim
It seems warm.
It was a gift to a friend. The warm and comfortable good
Very pleased with this purchase, the size is right, and let me take it under a suit 5mm and even below one 7mm without even noticing, outside is neoprene and inside is the same material as the sleeves double cone so here is very comfortable