Regarding this product: Theme design: Based the automotive engine as the design prototype, the appearance of V6 and V8 engines is restored separately, including mechanical such as cylinders, gears, and pulleys. The design is realistic and full of industrial/automotive cultural attributes. Material configuration: The main body is made of resin material (restoring the texture of the engine), and the inner liner is made of stainless steel material, which combines the expression of the shape with the practicality of drinking water (stainless steel is easy to clean and heat-resistant). positioning: Adopting a hardcore mechanical, suitable for the preferences of car enthusiasts and mechanical enthusiasts, it is a functional and decorative "interest oriented" water cup. Functional : As a daily drinking cup, the stainless steel inner liner ensures drinking water safety, and the resin restores the mechanical shape. It can be used as both a practical tool and a desktop mechanical theme ornament. Differentiated design: Two models are distinguished by the "V6/V8" engine model to meet the preferences of different car culture enthusiasts. The (cylinder number, identification) correspond to the real engine features, enhancing the theme. Package includes: 1 * cup 【Attractive Look】: Crafted with intricate V8 engine motifs, this Retro Engine Coffee Mug boasts a truly creative and eye-catching design that car enthusiasts will appreciate for its realistic charm to power and precision 【Long-Lasting and Safe】: Featuring a high-quality resin body and robust stainless steel liner, this V8 Engines Stainless Steel Cup is not only resistant to dents, scratches, and daily wear but also ensures long-term use without easy deformation or damage 【Ideal Morning Companion】: With advanced double wall insulation technology, your beverages will retain their ideal temperature during morning commutes, making your drive more enjoyable 【Relaxing Sips】: Enjoy your coffee, tea, or hot chocolate with ease due to the large C handle, comfortable and safe to hold, offering 300ml large capacity, designed for all your favorite beverages 【Excellent Gift Option】: Assure to surprise and delight your family and friends by choosing this practical and beautiful car coffee mug as a special gift for any occasion