Empty Eyelash Brush Set: The set includes 4 empty brush mascara tubes. The 10ml empty bottle allows you to easily apply mascara or eyelash growth oil, eyelash care solution and more. The size of the mascara tube is 10.5 1.6 cm / 4.1 0.63 inches. Made of high quality material, non-toxic, safe and environmentally friendly. EASY TO USE: The kit is for beginners practicing, daily use or makeup artist remodeling. Simply open the tube, inject the mascara or product of your choice, and then close the lid. Alone! Once you are ready to apply, simply use mascara applicator to apply castor oil to your lashes without any confusion. Glamorous Added Value: Quality mascara brush creates long and thick lashes for glamorous eye makeup. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin