This small vial is a handy way to apply essential oils, blends, perfume oils, and massage oils to the skin—simply roll them on as needed! The dark amber color helps protect contents from damaging UV light. (These amber glass roll on bottles with stainless steel roller balls work best when the essential oils are diluted with at least an equal amount of carrier oil.) Lead-free Solid Amber GlassLeak-proof Stainless Steel Roller BallCome with waterproof labels, opener, dropper Features: Leakproof Roller Ball The stainless steel roller gives you a smooth application, safe with all oils. Leak-proof design gives you a mess-free application. Perfect for controlling the amount of oil released. Protect Contents Amber glass provides protection from potential harmful light and convenient size makes it perfect for travel. Please note that this amber glass is solid amber glass, not painted amber. It can be washed and reused when empty. Waterproof Label This rollerball bottles set come with 8 pieces labels. Once the oil is in the bottle and the roller is inserted, you may want to label the vial. Be sure to wipe off any excess oil from the outside of the bottle before labeling. Easy to Refill Transfer oil from another vial or mix a blend of your own in this bottle. The opening of this vial is large enough so that you can carefully drip oil into it from your essential oil bottles.You can do this easily by using a dropper(package included). Package Contents: 8 * 10ml amber glass roll on bottle with caps 8 * waterproof essential oil bottle labels 2 * extra ordinary roller balls 1 * bottle opener 1 * dropper NOTICE ABOUT THE OIL: Original essential oils need to be diluted before use. And the dilution should be within a proper ratio. If the oil is too thick, the roller balls may get clogged and thus not work well; while if the oil is too thin, the bottles would leak slightly. 48 Pc Essential Oil Roller Bottles 48 Pc Essential Oil Roller Bottles 3 Pc Glass Spray Bottles 3 Pc Glass Spray Bottles 3 Pc Glass Spray Bottles 8 Pc Essential Oil Roller Bottles Buying Options Buying Options Buying Options Buying Options Buying Options Add to Cart Customer Reviews 4.7 out of 5 stars 4,622 4.7 out of 5 stars 4,622 4.6 out of 5 stars 1,238 4.4 out of 5 stars 833 — 4.7 out of 5 stars 4,622 Price $24.99$24.99 $24.99$24.99 — no data — no data — no data $8.99$8.99 Color Cobalt Blue Amber Cobalt Blue Amber Amber Cobalt Blue Capacity 0.33oz 0.33oz 8oz 16oz 8oz 0.33oz Weight (lb) 3.75 3.75 1.5 2.06 1.5 0.65 Material Glass+PP Plastic Glass+PP Plastic Glass+PP Plastic Glass+PP Plastic Glass+PP Plastic Glass+PP Plastic