【Cost-effective Set】 This essential oil bottles set includes 120pcs amber glass bottles 5ml, orifice reducers and black caps. The bottles are made of corrosion-resistant glass which makes it thick, smooth and anti-shock,and will not break. 【Mini Size】 the capacity of the glass oil bottle is 5 ml, which is small in size, fits for small pocket, backpack, handbag, trunk, refrigerator, cupboard and more, will not take up too much space, ideal for storing small amounts of liquids and easy access. 【UV protection essential oil bottles】Oil vials made of high quality amber glass and offer the professional protection for essential oil to protect from harm of UV rays, and protect your liquids from the risk of rapid evaporation. 【Widely Applicable】 the amber bottles with dropper can be applied for storing essential oils, tincture, cosmetics, beard oil, hair oil, bath oil, body oil, ear drop, eye drop, homemade oils and more, also ideal for DIY essential oils, perfumes, cosmetic dispensing, fragrance oils, and more. 【Portable - 5Ml bottles】 perfect size for sharing oils with friends and family or to pack for travel, great for you to blending different recipes of oils, perfumes, a must have for people who obsessed to aromatherapy. How to assemble Simply transfer essential oil or mix your own blend in our 2ml sample bottles using a pipette or a dropper. Place a orifice reducer in the opening and press down until securely connected. To clean your essential oil bottles · Remove black cap and orifice reducer from each small amber bottle. · Soak your empty glass bottles in hot soapy water. · Rinse well with warm water and let thoroughly dry. · We do not want any water or moisture in your essential oil as this may cause the essential oil to deteriorate. Specification: · Material: glass · Color: amber · Capacity: 5ml bottles · Quantity: 120 pack essential oil bottles