Ball Quilted Crystal Regular Mouth half pint Mason jars are ideal for fresh preserving recipes such as jams, jellies, sauces, mustards, and flavored vinegars. The quilted crystal design adds a decorative touch, perfect for gifting jelly and jams. The glass jars and lids are BPA-free for safe storage and the Regular Mouth design is great for sipping, so find your best iced tea, cocktail, or coffee drink recipe and serve it in style. This set of 12 BPA-free reusable Mason jars comes with lids and bands, and is freezer-safe.