What is that little circle shaped, vent-like thing on some store bought coffee bags? Sometimes if you squeeze the bag air comes out of this vent. - Quora
![Whats this circle on the front of this coffee bag? Its hard and looks like it has 2 small holes opposite each other : r/whatisthisthing Whats this circle on the front of this coffee bag? Its hard and looks like it has 2 small holes opposite each other : r/whatisthisthing](https://preview.redd.it/jmuqqfxe0ud21.jpg?auto=webp&s=f0b1030a97f26c6191a482841fa29e1af5c11269)
Whats this circle on the front of this coffee bag? Its hard and looks like it has 2 small holes opposite each other : r/whatisthisthing
![Amazon.com : Teeccino Chicory Coffee Alternative – Organic French Roast – Herbal Coffee | Ground Coffee Substitute | Prebiotic | Caffeine Free | Acid Free, 11 Ounce (Pack of 2) : Grocery & Gourmet Food Amazon.com : Teeccino Chicory Coffee Alternative – Organic French Roast – Herbal Coffee | Ground Coffee Substitute | Prebiotic | Caffeine Free | Acid Free, 11 Ounce (Pack of 2) : Grocery & Gourmet Food](https://m.media-amazon.com/images/I/71Cps9aeggL._AC_UF894,1000_QL80_.jpg)