This is an Uno-Vac unbreakable stainless steel thermos. I've seen it on here before but it's missing a cap does anyone know where I could get one? : r/BuyItForLife
Vintage Uno Vac unbreakable Stainless Steel Vacuum Retro Thermos for Sale in Glenshaw, PA - OfferUp
Vintage UNO-VAC Thermos Stainless Steel Unbreakable Made In USA Screw in Stopper | eBay