Features: - Safety and environmental protection with water-based ink and ultra-fine nylon tip - Creative design with double lines and shiny effects - 3 different effects depending on the surface used - Rich and varied colors - Multifunctional use on different surfaces such as stone, wood, glass, and ceramic Specifications: - Material: plastic - Size: 13.5 x 1.1 cm - Colors: red, yellow, blue, pink, light blue, purple, light purple, green, gold, orange, light green, black - Stroke thickness: approx. 2-3 mm