Set of 6, 4oz Cobalt Blue Glass bottles for use with aromatherapy, essential oils or any other DIY project for which glass dropper bottles can be used.nGlass bottles are durable and can be reused again and again.nThe Cobalt Blue glass protects against degradation from UV light and keeps your products safe.nRubber droppers are durable and will withstand the test of time.nIncludes 6 Reuseable chalk labels for easy labeling of your contents.n1 Set of (6) 4 ounce Cobalt Blue glass bottles with Black BPA free plastic and rubber caps and clear glass eye droppers for many uses around your home. The set includes 6 high quality glass droppers with sturdy non BPA plastic, and durable black rubber bulbs for your essential oils or other products. Also, 6 reusable chalk labels are included to easily label the contents of your bottles. These labels can be easily reused by wiping the chalk market off with water or solvent. The bottles come packaged securely in a sturdy cardboard packaging box to assure maximum protection during shipping. Reusable and eco-friendly glass dropper bottles can be used over and over again and are ideal for essential oils or any other house hold products. The Cobalt Blue glass helps to keep out deteriorating sunlight that would otherwise damage your oils or other light sensitive products. These glass bottles could be an excellent choice for containing or storing products that need to be applied by droppers, such as perfumes, aromatherapy products or air fresheners. These 4 oz bottles are perfect for traveling and can easily fit in a small purse. Each bottle is 1.875 inches wide and 5.5 inches tall. We also offer smaller bottles if your needs require. We stand behind our products and if you are not fully satisfied with your purchase, we will issue a refund no questions asked.