These durable and practical refillable bottles are made of premium glass material. Special for essential oil storage. Mini size, not to take much space, good for home or travel supply. Fine workmanship, no leakage, can be used for a long time. Features - Color: Rose Gold - Material: Glass - Size: 4.70X1.60X1.60cm/1.85X0.63X0.63inch. - These bottles for themselves quickly in reduced waste and increased efficiency. - The lids create a tight seal that is leak-proof, safe for use. Suitable for travel, camping, etc. - Quickly and easily create custom oil blends for use in roller bottles, samples, soap-making, spray bottles, etc. - The glass essential oil dropper set for use with essential oil, DIY crafts, soap making and aromatherapy. - Comes with 30 pieces glass dropper bottles, enough quality for your use or sharing with friends or family. Package list: 30 x essential oil bottles