About this item - Superior Quality & Reliable Sealing: Made from thick, high-clarity glass that is sturdy and shatter-resistant. The rust-proof black metal lids feature built-in precision silicone gaskets for an airtight seal, locking in freshness and preventing leaks. Perfect for honey, jams, jellies, and DIY candle making. Care tip: Hand-wash lids promptly and dry to extend lifespan. - Personalized Label Kit Included: Comes with jute rope, 40 black labels, and a fine-tip marker pen for easy customization. Effortlessly mark contents for bulk DIY gifts or daily kitchen organization, adding a personal and tidy touch. - Heating Note: Always remove lids before microwaving or heating glass jars to prevent damage. - Compact & Versatile Design: 4oz (100ml) mini size ideal for wedding favors, bath salts, body butter, candy, nuts, buttons, beads, lotions, essential oils, party favors, DIY projects, honey, and more. Excels in kitchen dry storage, DIY aromatherapy, and skincare making. - Elegant & Universal Appeal: Classic mini mason jar shape blends retro simplicity with modern elegance. Smooth glass surface easy to decorate with stickers; black lid elevates the look. Suitable for kitchens, parties, or home decor, fitting any style. - Safe Packaging: Each jar individually embedded in thick shockproof foam for double protection. With strict quality control and professional shipping, over 95% of orders arrive damage-free, ensuring peace of mind.