Premium Quality - The shell of the empty perfume spray bottle is made of aluminum, sturdy and durable, not easy to scratch and leak.Visualization - Its uniquely shaped design comes with a transparent window for easy identification of filling and liquid capacity.Easy to Fill - The bottom with a filling hole, you only need to align the tube of the perfume sprayer, then press it to fill, no tools required. It is suitable for tube diameter less than 3mm, tube length above7 mm from the perfume tube.Lightweight and Convenient - The refillable bag sprays have 4 colors, including silver, gold, red and blue, each capacity is 5ml. It is small in size and can easily be placed in your bag for easy carrying.Wide Application - The perfume refill is suitable for travel, vacation, camping, business trip, daily life, etc. It is the best gift for the festival.Colorblue gold red silver