One of good features of Pen is its quick-drying and waterproof formula. This means that you don't have to worry about your markings smudging or fading, even in wet or humid conditions. The ink dries almost instantly, allowing you to continue working without any interruptions. Its waterproof properties ensure that your markings stay intact, even when exposed to water or other liquids. Features -Color:Assorted Color -Material:Plastic, Metal -Size:14.00X1.50X1.50cm/5.50X0.59X0.59in -Pen Tip Length:30mm -This marking pen is perfect for highlighting important details and measurements, making it an essential tool for professionals in various industries. -Its ability to perform wet or humid conditions makes it a reliable choice for those working in challenging environments. -The ink dries almost instantly, allowing for efficient work and reducing the risk of smudging or smearing. -With its resistance to smudging and fading, this pen ensures that your markings remain clear and visible for longer periods of time. -Its versatility makes it suitable for use on a wide range of materials and surfaces, making it a valuable addition to any toolbox or workspace. Package list: 4 x Markers