Regular Quart Mason Jars Are Functional and Attractive The 12-pack Ball regular mouth 32-oz. mason jars are ideal for preserving whole fruits and vegetables. Whether you can crops from your own garden all summer long or you enjoy making the occasional batch of preserves, this set of Ball jars is a great option. They allow you to enjoy homemade food all year round with ease. Mason jars are also a great medium for craft making and gift giving. Decorate jars to give as gifts on their own or filled with your freshly made goodies. The regular quart mason jars are part of the Ball line, which has been producing superior quality trusted wares since 1884. With included lids and bands, home canning and serving has never been easier. You'll be able to whip up jams, jellies, pickles and salsas and everything in between. Mason jars also make inexpensive creative decor pieces for living rooms, dining rooms, kitchens, bedrooms and more.