PREMIUM QUALITY - vibrant pigments of liquid chalk that apply smoothly leaving your work on display with no mess until you decide to erase MULTI-SURFACE - create artwork on non-porous surfaces such as plastic vinyl glass metal chalkboards and more! EASY TO CLEAN - these easy-wet erase chalk markers only need water to be removed use mild soap if needing a deeper clean 6 COLORS - Neon Yellow Neon Orange Neon Green Neon Pink Neon Purple Neon Light Blue INSPIRE CREATIVITY - these liquid chalk markers are non-toxic; great for artists crafters hobbyists and students from beginners to advanced teens to adults!