<https://thebrewhut.com/product/masontops-tough-band-rust-proof-screw-bands-4-pack/#product>
<http://schema.org/description>
"4 Rust-Proof &amp;amp; Reusable Mason Jar Bands; Works with Any Mason Jar Disc Lid\r\n\tAvailable in 2 Sizes Designed for Wide Mouth or Regular Mouth Canning Jars (Ball, Kerr, Bernardin, etc.)\r\n\t Perfect for Storing Food, Liquids and Fermenting\r\n\tCreates a Leak-Proof and Airtight Seal\r\n\tMade from Durable Food-Safe and BPA-Free Materials\r\n\tDishwasher Safe and Reusable; Not Intended for Heat Processing \r\n\r\nReplace flimsy and rust-prone screw bands with Tough Bands. Made of durable and food-safe plastic, Tough Bands won't rust and can be washed in the dishwasher. They're compatible with regular disc lids and create a secure seal. The unique faceted design is easy to screw on and off, making it perfect for food storage and fermenting. "
<https://thebrewhut.com/product/masontops-tough-band-rust-proof-screw-bands-4-pack/>