Specifications: Hole Diameter: 0.2 inches (0.5 cm). Package included: 1 pcs small funnel Material: Plastic Height: 3.9cm Color: Clear Diameter: 3.1cm Transition: 1cm = 10mm = 0.39inch 2. Manual measurement 0? Please allow for a margin of error of 1.2Please make sure you do not mind before you value it. 3. Due to the difference between different monitors, the picture may not reflect the actual color of the item.