![Amazon.com: Vacuum Insulated Bottle Coffee Thermos,41 Ounce,Thermos for Hot Drinks,Keep Liquid Hot or Cold 24 Hours,Thermos & Perfect Size Cleaning Brush,Portable,Bpa-Free Termos Para Cafe: Home & Kitchen Amazon.com: Vacuum Insulated Bottle Coffee Thermos,41 Ounce,Thermos for Hot Drinks,Keep Liquid Hot or Cold 24 Hours,Thermos & Perfect Size Cleaning Brush,Portable,Bpa-Free Termos Para Cafe: Home & Kitchen](https://m.media-amazon.com/images/I/41dGLgOlwpL.jpg)
Amazon.com: Vacuum Insulated Bottle Coffee Thermos,41 Ounce,Thermos for Hot Drinks,Keep Liquid Hot or Cold 24 Hours,Thermos & Perfect Size Cleaning Brush,Portable,Bpa-Free Termos Para Cafe: Home & Kitchen
My thermos flask worked fine for a few months until it suddenly stopped keeping the heat in entirely. How do vacuum flasks stop working? - Quora
![Question about this bottle, can I put coffee in this? It says “hot drinks up to 12hours” but then in small letters says not intended for hot liquids?? : r/Hydroflask Question about this bottle, can I put coffee in this? It says “hot drinks up to 12hours” but then in small letters says not intended for hot liquids?? : r/Hydroflask](https://preview.redd.it/question-about-this-bottle-can-i-put-coffee-in-this-it-says-v0-cau7bbveb9ga1.jpg?auto=webp&s=7fd18d3accb0be0ad912e0f165e4ab4a7a39e501)