Description: LeakProof Funnel Design: Features a robust leakproof locking mechanism to avoid spills during liquid transfer, reducing the risk of leakage when bottles are tilted or moved Universal Bottle Coupler: Compatible with various container sizes and shapes, making it a versatile tool for kitchens, garages, or workshops, easily empties bottles of different designs Multiple Kitchen and Bath Use: Suitable for transferring automotive fluids, kitchen sauces and oils, as well as other household liquids; maximizes convenience and user friendliness in multiple scenarios Fully Empty Bottles: Utilizes advanced emptying technology with a secure seal to fully extract liquids, even thick substances, reducing waste and simplifying pouring tasks Quick Swap Bottle Sizes: You can use empty bottles (not included) with our bottle emptying cap kit and transfer larger bulk liquids into smaller, travel friendly bottles that are ideal for vacations, travel Specification: Material: PP Size Chart: 8.8cmx4.1cm/3.46inchx1.61inch Package Includes: 2 Universal Bottle Emptying Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.