Ohuhu Acrylic Paint Markers Refillable 36 Colors – Hanauma features vibrant, high-opacity acrylic ink with a smooth, direct-ink flow. Designed to be refillable and long-lasting, these acrylic markers deliver waterproof and lightfast performance on a wide range of surfaces including wood, glass, ceramic, canvas, rocks, and more. The Hanauma series is perfect for artists, crafters, and DIY enthusiasts seeking bold color, clean lines, and reliable results in every project.