PLASTIC BOTTLE - It won't break when touched down,or falling from the table. The sprayer tube goes all the way to the bottom of the bottle. UV PROTECTION & ECO FRIENDLY - Protect against degradation from ultraviolet light and keeps your essential oils safe. Amber Glass wont affected by strong oils like citrus. TECHNICAL DETAILS - Quantity: 2 Pieces, Capacity: 500ml/16oz. LEAK PROOF TECHNOLOGY. With Superfine Mist & Leak-proof Guarantee,supper small nozzle require to spray water or diluent mixture with water,no block. REFILLABLE & MULTI USE - Unlimited uses include mixing your own cleaners, spraying plant, home linen spray for ironing, hair moisturizing spray, bug spray, pet sprays for fleas/odor, natural air freshener for house, floor cleaner, for cleaning windows, cosmetic moisturizer, vegetables washing and homemade skin & beauty recipes.