This 60 Colors Waterproof Quick-Drying Acrylic Markers Set is a must-have creative tool for artists, crafters, and hobbyists, designed to elevate glass painting and rock painting projects—plus a range of other Diy crafts—with an extensive color palette, durable waterproof performance, and fast-drying formula. Crafted with high-quality, highly pigmented acrylic ink and precision nibs, the markers deliver consistent, vibrant color that adheres securely to non-porous surfaces like glass and textured surfaces like rocks, ensuring long-lasting, professional-looking results.