【Material】- Glass+Stainless Steel 【Capacity】- 10ml / 0.33 fl oz. Easy to carry. Space-saving to take away, perfect for carrying and traveling. 【Reusable】- Glass bottles are durable and can be reused again and again. 【Widely Used】- Roll-on design, perfect for applying diluted essential oils and blends directly to the skin. Used for essential oil, fragrance, aromatherapy oil, serm, liquid medicine, e liquid, e juice, lab test, an so on. 【Package Included】- 10 x 10ml Essential oil glass roller bottles