Superior quality: The glass essential oil bottle is made of corrosion-resistant glass, making it thick, smooth and shockproof. The oil bottle protects the essential oil from harmful UV rays to prevent it from rapid volatilization.Stainless steel balls: The stainless steel balls are made of stainless steel, corrosion resistant and well made. The seal prevents any type of leakage. With our free opener, the battle can be easily disassembled and filledGolden caps: The bottle neck with screw thread is matched with a plated aluminium alloy cap, which fits snugly and can effectively prevent leakage of liquid. You can also design your essential oil formulas with these adorable bottles to relax during the salon or aromatherapy.Portability: Comes with a pack of 8, 10ml per bottle. The capacity allows you to store synthetic oil, natural essential oil, essences, perfume or other liquids to meet your daily care needs for eyes, face and body.