[HANG OVER] [A Must-see for Physics and Math Enthusiasts] Mathematical Formula Tie, Scienceengineering, Geometric, Chalk Art Style, Silk-touch

Material: Polyester (Silk Touch) Made in China Blade width: 8.0cm Total length: Approx. 148cm Color: Black Please note that the color of the product may differ slightly depending on your monitor environment and image quality. We inspect each item before shipping, but if there is any initial defect, please contact us through the Amazon official website/app. Please note that we cannot accept returns due to damage after use. [Perfect Gift for Science and Engineering Students] Perfect as a gift for those who love numbers and theory, such as mathematicians, physics students, engineers, and school teachers. It is sure to be appreciated as a gift for birthdays, Father's Day, graduation gifts, or as a tie to make an impact at academic conferences or presentations. [High-Quality Texture Like Silk] Made of high-quality polyester material. It has a smooth touch and elegant luster like silk, and is wrinkle-resistant and easy to care for. It is perfect for everyday business scenes as well as parties and events. [Adult Playfulness that Embraces Intelligence] This tie is full of intelligence, as if the formulas and diagrams written on a blackboard have been directly incorporated into the design. The hand-drawn, chalk art style adds a touch of casualness and individuality to often rigid business attire.