Original 1970s ice hockey fiberglass Winnwell goalie mask with leather straps and winnwell markings, possibly a hm6 cooper mask with winnwell straps ?please see pictures, it’s been painted but can be painted again , it’s been used and in great condition considering how old it is , no cracks no breaks , all buckles are perfect, please ask any questions, this was a certified nhl goalie mask in the 1970s, these are highly collectible and rare to find , I was told this might be from the 1960s ?possibly ?or the 1970s ? Also was told by a collector it may be a vintage hm6 cooper possibly with a winnwell strap ? Was told it’s valuable and collectible