Features: brand new and high quality Quickly remove those tricky caps and roller balls from your essential oil bottles with this amazing tool. Works with most of essential oil bottles. Also great for replacing orifice and roller bottle caps without damage. Made of sturdy plastic with accurate holes to safely insert orifice and roller caps, even on metal bottles. Eliminating hassle and minimizing damage to hole reducers and roller balls. Lightweight, perfect size for easy handling. Specification: Material: Plastic Size: approx. 4x8cm(1.57x3.15in) Optional Color: Black, Pink, Blue, Yellow, Green Quantity: 5 pcs/set Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 5pcs/set x Essential Oil Roller Ball Opener(other accessories demo in the picture is not included.)