The universal marker that doesn’t dry out. This refillable universal marker is suitable for overhead projection and almost all surfaces. It features Dry Safe technology, allowing it to be left open for days without drying out. The airplane-safe automatic pressure equalization prevents the marker from leaking on airplanes. It offers excellent smudge and water resistance on nearly all surfaces and dries in seconds. The low-odor ink is free from xylene and toluene, providing maximum color brilliance. The barrel and cap are made of PP, ensuring a long lifespan.