Keep it Fresh! : These lids are perfect for sealing and storing sauces, spices, jams or even dinner leftovers. Airtight & Leakproof: Designed to fit standard mouth mason jars perfectly. The airtight silicone seal locks in freshness for weeks. Safe & Durable: These lids are made from strong, rust resistant material that’s microwave and freezer safe. Can be used for canning up to 190 degrees. Colorful & Bright : Transform any jar into a fun kitchen piece! These jar lids will add a pop of style to any pantry or fridge. Comes in cherry, marshmallow, gold and silver.Promise: We’ve carefully packaged each set with custom cardboard molds to ensure it arrives in perfect condition.