Features: Suitable for brass instruments including trumpets, horns, trombones, and tubas, this pencil clamp features high strengths plastic construction supporting up to 500g weight for sheet music organization during practice. The nonslip grip securely holds pencils of various diameters while maintaining a compact profile, ideal for instrument cases and backpacks. Perfect for music students, professional brass players, and instructors requiring pencil access during rehearsals or performances. Optimized for school band rooms, outdoor marchings rehearsals, and studio practice where quick score notation is essential. Available in multiple vibrant colors, this brass instrument pencil holder combines modern design with functionality as a must have brass accessories upgrade for organized musicians. Specifications: Component: Plastic Size: Approx. 0.91x0.71inch(2.3x1.8cm) Color: Black Package Includes: 3x Instrument Pencil Clip note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.