Boston Round Bottles with Glass Eye Droppers About Dropper Bottles These Boston Round Bottles (also known as Winchester Bottles), are made of premium quality cobalt blue glass, sturdy and durable, can hold almost any liquid, ideal for the cosmetic, medical, and aromatherapy industries. Dropper assemblies are composed of three parts: the cap, the silicone top and the glass pipette (tube), ensuring you suck up and dispense liquids easily. Multiple Uses Great for essential oil, perfume oil, cosmetic products, homemade tinctures, food coloring, health care, e-liquids, chemistry lab chemicals, or any liquid requiring protection from light. Package List: 48×dropper bottles（1.53’’W × 4.67’’H） 2×extra glass droppers 1×measuring cup (30ml) 2×funnels 1×brush 54×labels Highlights of Cobalt Blue Glass Dropper Bottle HIGH-QUALITY DROPPER The glass eye dropper helps to draw precise liquid without wasting. And the glass tube and black top are corrosion resistant, safe to use. LEAK FREE The dropper cap is perfectly matched with the bottle mouth and fits tightly, so the liquid won’t spill or leak. UV RESISTANT Being the color cobalt blue, the bottles can protect your precious liquids from harmful UV rays to maintain the liquid efficacy for a long time. PORTABLE BOTTLE These compact glass bottles are easy to fit into your handbag, purse or traveling bag, so you can use these tiny bottles wherever you want. dropper bottles dropper bottles dropper bottles dropper bottles dropper bottles dropper bottles Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.8 out of 5 stars 602 4.7 out of 5 stars 260 4.7 out of 5 stars 631 4.6 out of 5 stars 178 4.6 out of 5 stars 58 4.8 out of 5 stars 51 Price $16.99$16.99 $26.99$26.99 $20.99$20.99 $30.99$30.99 $37.99$37.99 $15.99$15.99 Capacity 1 oz 1 oz 2 oz 2 oz 4 oz 1/2/3/5ml Quantity 24 Pcs 48 Pcs 24 Pcs 48 Pcs 42 Pcs 100 Pcs Glass Color Choice Amber/ Cobalt Blue/ Clear/ Gold Amber/ Cobalt Blue/ Clear Amber/ Cobalt Blue/ Clear/ Gold Amber/ Cobalt Blue/ Clear Amber/ Cobalt Blue/ Clear Clear UV Protection Exclude clear glass Exclude clear glass Exclude clear glass Exclude clear glass Exclude clear glass × Leakproof ✓ ✓ ✓ ✓ ✓ ✓