BPA FREE & FOOD SAFE & VINEGAR-PROOF: BPA Free 100% food safe grade glass and Dishwasher safe. Gold Lids are Lab Certified Corrosion-Resistant Material and Exceeds FDA Safety Standards. Vinegar-Proof suitable for chutneys and pickles VERSATILE & MULTIPURPOSE & BALL WIDE MOUTH: Use for baby food, jam or jelly, wedding favors, spices, honey, cosmetics or homemade candles. Perfect for Wedding Favors, Shower Favors, Party Favors, or Other Homemade Gifts. Try filling with Bath Salts, Body Butter, Candy, Nuts, Candy, Buttons, Beads, Lotions, Essential Oils, and more WATERTIGHT & AIRTIGHT SEAL, CANNING MADE EASY: Great for Holding Liquids, Jams, Honey, or Baby Food; Watertight and Airtight Screw On & Safety Lids is Perfect for Canning & Hot water baths. Also Excellent for DIY Magnetic Spice Jars