Unbeatable Value & Compatibility. Get complete canning versatility with wide-mouth canning lids (84mm/3.21")- 50PCS total premium seals in a single purchase. Engineered for perfect compatibility with Ball, Kerr, Bernardin, and all standard mason jars. Never choose between sizes again!
Seal Perfection Guaranteed. Perfectly sized to fit our UR ADVANCED Mason Jar Vacuum Sealing machine, precision-calibrated canning lids deliver laboratory-validated airtight seals on mason jars, locking in nutrients and extending freshness up to 5x longer than conventional methods.
Food-Grade Integrity by Design. Rest easy knowing our canning lids built with food grade & top quality material - safeguarding homemade goodness from kitchen to pantry.
Redude Waste. Reuse jars you already own with our ball jar canning lids. Zero waste for dry goods, coffee, pet food & bulk buys – eco-warriors love this!
【50-Pack Multi-Pack Value Set】Includes 50 Wide Mouth (3.31in/84 mm) mason jar lids (50 total!). Features a universal fit and is compatible with Ball, Kerr, Bernardin, and other standard wide mouth mason jars. This cost-effective bulk pack ensures you always have a fresh canning lid on hand for all your food storage needs.
【Reliable Vacuum Seal Preservation】Perfectly sized to fit our UR ADVANCED Mason Jar Vacuum Sealing machine, guarantee airtight vacuum seals on mason jars to lock in freshness and extend food shelf life.
【Food Safety & Reliable】Food grade & non-toxic sealing compound ensures zero harmful contaminants transfer to stored foods. Perfect canning lids for your kitchen life.
【Ideal for Canning & Food Storage】Essential for jams, pickles, sauces, coffee, dry goods storage, and meal prep. The ultimate multi-size solution for home canners and professional kitchens.
【Tested Airtight Seal】Our canning lids create bubble-tight vacuum seals that prevent leaks during long-term storage. Compatible with standard wide mouth marson jars. Attention: Please do not remove the Air Value tag when sealing. Otherwise, the food will leakage soon.