This High Capacity Whiteboard Marker is Made From Durable Plastic & Fiber Materials, Providing Reliable Performance, Smooth Ink Flow, & Long Lasting Use. the Sturdy Barrel Construction Accommodates a Larger Ink Volume, Helping Support Extended Writing Sessions & Frequent Use. Designed for Writing, Drawing, Teaching, Presentations, Brainstorming, & Office Communication, the Marker Delivers Clear Transparent & Visible Markings on Most Whiteboard Surfaces. the Quick Drying Ink Helps Reduce Smudging, While the Erasable Formula Allows Markings to be Wiped Away Easily After Use. Manufactured Through Precision Molding & Assembly Techniques, the Marker Maintains Consistent Writing Quality & Dependable Durability.