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
Uno-vac Thermos With Lid Wide Mouth Food Jar Insulated - Etsy
Vintage UNO-VAC Thermos Stainless Steel Unbreakable Made In USA Screw in Stopper | eBay
Vintage Uno-Vac Stainless Steel Thermos Unbreakable Union Mfg. Co. Con - sporting goods - by owner - sale - craigslist
Vintage UNO-VAC Thermos Stainless Steel Unbreakable Made In USA Screw in Stopper | eBay