They come in regular-mouth and wide-mouth styles, with neck diameters listed from 2.5 inches up to 3.5 inches.
Mason jars are typically sold in multi-piece sets (commonly 12-piece packs), while larger pitchers and storage jars are listed and sold as single pieces.
Pint-sized and smaller jars are mentioned as fitting refrigerator doors and working well for portioning; listings include 1 pint and smaller capacities.
Several larger glass storage jars list their lids as glass in the product details, indicating a glass-lid option for those items.
The containers are listed as glass across the results. Lid materials vary: several larger storage jars list glass lids, and one listing includes both metal and glass in its material line.
Listings cite preserving and canning, pantry and food storage, drinking, crafting and gifting, and decorative uses such as floral displays and table centerpieces.
Product descriptions say the included lids and bands form airtight seals for canning to help keep contents fresh.