The Ball 4 oz. Mini Storage Jar is 75% smaller than the iconic Ball Regular Mouth Pint Jar, but has 100% of the style. The Mini is great for dry herb storage and crafting and is a great solution for people who want to to control their clutter. The one-piece metal lids and glass jars are BPA-free entirely made in the USA. For tastefully storing herbs and spices For home storage and stylish clutter control For creative, crafting fun For the novel presentation of desserts and appetizers For tasting portions of your favorite beverage Four 4 oz. glass jars and metal one-piece lids per selling unit BPA free Made in the USA Not for home canning use