Material:Glass body with bamboo lid and steel roller balls;Capacity:10ml/0.35oz | Package:3PCS of each order;Size:Approx 86mm x 21mm/3.38'' x 0.82''(Total Height x Diameter) | The roll balls are made of Stainless steel, which is corrosion resistant and well-made. The tightness prevents any sort of leakage. the battle can easily be disassembled and filled. | Perfect for applying diluted essential oils and blends directly to the skin.Also suitable for lipstick, emulsion and perfume.Great for travel and packing. | Create your own safe dilutions or favorite blends for easy application without wasting a single drop of your favorite essential oils.