Features: Rapiddry Waterproof Planumberebog: This multiple purpose marker utilizes oil based toner with rapiddry and waterproof features, ensuring clear and lasting grades even in humid conditions. Flexible Applicatparticlemail: Twelve hundred various exteriors including paper, polystyrene, metal, and glass, ideal for office, home, and outdoor use. Ergonomic Gtear: Constructed of polystyrene with a ergonomic plan, it reduces hand fatigue during prolonged use, excellent for teachers, learners, and office employees. Dynamic Permanent Colorsecond: Each marker furnishes bright and permanent colors, suitable for high observability demands in depots and event setups. Green Substancemail: Constructed from not deadly, environmentally safe polystyrene, ensuring security for family use, especially around children. Specifications: Substancemail: Polystyrene Sizemail: Total length 137mm Colorebog: Black/Red/Blue/Green/Mixed Technical parametersecond: Greasy toner | Quick drying equation | Waterproof plan Use circumstancesecond: Office writing｜School teaching｜Outdoor marking｜Warehouse management Package Includes: (1 set of 12 pieces) Multipurpose marker pen note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!