Features: Scientific , simple operation, just use one hand can use eyedrops.Makes administering eye simple. Can keep the eyedrop bottle away from the eye . Ergonomic of the cup can well expose the conjunctiva of the lower eyelid bulb. Accurate and effective drip process, can reduce the wrong drop caused by waste. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Unique hole , can induce the eyes to open naturally, eliminate the fear of dripping. Specification: Material: Plastic Color: Blue Package Contents: 1 x Eye Drop Guide Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.