The Cold Steel High Impact Pocket Shark Permanent Marker proves that sometimes the pen really is mightier than the sword. As the biggest and baddest marker around, it is made from a high-impact polymer that can survive the roughest treatment imaginable. The Cold Steel High Impact Pocket Shark Permanent Marker features a robust design with walls four times thicker than conventional markers, making it nearly indestructible. To prevent messy accidents, it is equipped with a screw-on cap that stays in place even under pressure, so it won't leak in your purse, pack, or briefcase. Its integrated clip makes it easy to secure to your clothing for quick access throughout the day. If you are looking for a writing tool that is built for impact and long-term durability, the Pocket Shark is the clever choice for your gear collection.