![Amazon.com: Stock Your Home 64-Oz Glass Milk Jugs with Caps (2 Pack) - 64 Ounce Food Grade Glass Bottles - Dishwasher Safe - Bottles for Milk, Buttermilk, Honey, Tomato Sauce, Jam, Barbecue Amazon.com: Stock Your Home 64-Oz Glass Milk Jugs with Caps (2 Pack) - 64 Ounce Food Grade Glass Bottles - Dishwasher Safe - Bottles for Milk, Buttermilk, Honey, Tomato Sauce, Jam, Barbecue](https://m.media-amazon.com/images/I/61RzvtJ0TnL.jpg)
Amazon.com: Stock Your Home 64-Oz Glass Milk Jugs with Caps (2 Pack) - 64 Ounce Food Grade Glass Bottles - Dishwasher Safe - Bottles for Milk, Buttermilk, Honey, Tomato Sauce, Jam, Barbecue
![What is this concave circle on the side of my milk jug? There's only one, there isn't an opposite shape on the other side.. : r/whatisthisthing What is this concave circle on the side of my milk jug? There's only one, there isn't an opposite shape on the other side.. : r/whatisthisthing](https://preview.redd.it/68vlrosn8nb21.jpg?auto=webp&s=071648be0281f4be4323666fab849beb2bd1f866)
What is this concave circle on the side of my milk jug? There's only one, there isn't an opposite shape on the other side.. : r/whatisthisthing
![Amazon.com: CSBD 1 Gallon Plastic Jug with Lid for Water, Milk, Juice or Liquids, 2 Pack, Reusable and Refillable BPA-Free Containers, Residential or Commercial Use, Made in the USA: Home & Kitchen Amazon.com: CSBD 1 Gallon Plastic Jug with Lid for Water, Milk, Juice or Liquids, 2 Pack, Reusable and Refillable BPA-Free Containers, Residential or Commercial Use, Made in the USA: Home & Kitchen](https://m.media-amazon.com/images/I/61jM+XW-rTL._AC_UF894,1000_QL80_.jpg)