Made of premium material, these fluorescent pens are safe and to use. The extra-smooth writing system provides an effortless writing experience. They start quickly without dragging, require minimal pressure from your hand, and deliver crisp, clean lines every time. Double-end design ensures its wide applications, one is wide oblique head and another side is round head. Feature - Color: As shown. - Material: Plastic. - Size: About 13.6x1.5x2 cm. - Vivid color and ergonomic handle design, transparent plastic shell with strong strength. - Portable and large capacity for you to keep a long using time. - Fine workmanship, smooth lines for easy handle, which makes it safe and easy in use. - Waterproof, fluent ink, clear lines, not easy to fade. - Can be used as highlighter in daily life. Very vibrant and perfect for taking school notes. - Widely used: can be used to DIY photo album and planner, write invitations and greeting cards and doodles.