Elufly 1/4 Dram AMBER Glass Vial 1ML Oil Bottles- Screw Cap +Orifice Reducer+Bottles+White Cotton Piece 25 Units Includes orifice reducer to help save your oils,Will come with a 2ML Dropper for free,it can help you drop the oil into the bottles more easy and save the oil and your time 1ML liquild samples bottles,25 Units means will come with 25 Caps +25 Orifice Reducer+25 Bottles+25 White Cotton Piece Refined oil bottle, perfume bottle Size: 16 mm x 21 mm (0.624 x 0.819 inches) Afraid will break on the transporting,so we will send more 1 or 2 pc for free!