50PCS Mason Jar Lids - 25 Wide Mouth (3.31 inch) & 25 Regular Mouth (2.67 inch) | Leak-Proof & Vacuum Seal, Compatible with Electric Vacuum Sealers, for Canning Food, Jams, Fruits

Features

• Two Sizes, One Perfect SealSimplify your storage with 50 lidsa perfect split of Wide Mouth (3.31"/84mm) and Regular Mouth (2.67"/68mm). Designed to work with all standard mason jars like Ball and Kerr, this set eliminates the need for separate purchasessaving you both time and money.
• Superior Seal & Leak-ProofThe advanced vacuum membrane at the core of this canning lid delivers a rock-solid seal. Ideal for leak-proof liquid storage (sauces, jams, soup) and keeping dry foods (grains, nuts) freshno mess, no waste.
• Compatial with Electric Vacuum SealersDesigned specifically for the UR ADVANCED 3 in 1 mason jar vacuum sealer and compatiable with most brands in market. Please note: The vacuum sealer machines are sold separately.
• Rust-Proof, Reusable & Food-SafeCrafted from rust-resistant materials and a BPA-free silicone seal, these reusable lids keep food fresh through fridge, dishwasher or microwave use. Completely food-safe for family meals, baby food and pet treats, they offer a durable, health-conscious way to save money and reduce waste.
• Seal in FreshnessFrom jams and pickles to meal prep, these jar lids create a bubble-tight vacuum seal to keep food fresh up to 5X longer. Note: For optimal performance, do not remove the air valveit's essential for maintaining a leak-proof seal during canning and storage.