Advanced: The cup holder is very convenient for workshop, car, truck, boat, van, tractor and the included mounting screws to easily mount the cup holder on any vertical surface. Fix the kettle next to the cabin for seat and easily pick up the kettle with one hand. Advanced: The cup holder is very convenient for workshop, car, truck, boat, van, tractor and the included mounting screws to easily mount the cup holder on any vertical surface. Fix the kettle next to the cabin for seat and easily pick up the kettle with one hand. Size: Confirmation Before Ordering: This cup holder is not universal. Be sure to measure the size of your mug that works best for bottles, flasks, and mugs with diameters of 3 7/16 to 3 3/4 inches. Ideal for cup holders from 2 7/8 to 3 3/8 inch diameter. The two-layer design protects your kettle better and prevents the cup from shaking while driving. Installation: 1. Choose the desired installation location; 2. Use an appropriate solvent to ensure the mounting surface is thoroughly clean and dry. 3. Press the cup holder firmly into place and allow the adhesive to cure for at least 12 hours before further use. (Note: During installation, do not obstruct the drivers movements and vision.) Quality Material: The folding cup holder is made of ABS plastic. ABS has excellent impact resistance, heat resistance, cold resistance, chemical resistance and electrical properties. It also has the characteristics of easy processing, stable product size and good surface gloss. Its easy to apply and color. It is an extremely versatile thermoplastic engineering plastic. Installations: 1. Select desired installation location; 2.Make sure the mounting surface is thoroughly clean and dry with a suitable solvent. 3.Press the cup holder firmly in place and allow the adhesive to cure for at least 12 hours before permanent use. Caution: 1. Do not install accessories near or on bags. 2.Do not obstruct the drivers view. Specifications: 1. Material: ABS plastic 2. Color: beige 3. Folded size: 110x90x30mm 4. Package size: 190x125x40mm Package include: 1x cup holder 4x screws