RefillableNew and perfect design with a valve on the bottom of atomizer, its easy to refill, just insert the nozzle of your perfume bottle into valve at the base of atomizer. Pump up and down firmly until full, easily remove,but Do not over fill.Great UsageOur refillable perfume fine mist atomizers are the perfect solution for traveling with your favorite fragrances, essential oils and aftershaves. Sprays a fine mist for even coverage.Won't leak.DESIGNThe filled bottle has a visual window to easily see how much perfume remains. 6 pcs per set, 6 different colors can help with organizing your different scents.TRAVEL SIZEThe size is only 3.15 x 0.65 in80 mm x16.5 mm, the capacity is 5mlMini sizepocket size, very easy to carry.