HIGH QUALITY BLACKBOARD MARKERS: Premium bright chalk ink with vibrant colors that are attention-grabbing! Dries quickly & will not smudge. Neon colors Included: White, Red, Yellow, Green, Pink, Purple, Blue, Orange, Brown, Peach | WORKS & ERASES ON: The chalk pens will work on almost any surface! Will erase off non-porous surfaces; such as blackboards (wet erase), mirrors (dry erase), windows, glass, and the Kassa Chalkboard Decal (Available on Amazon). Permanent on porous surfaces | BONUS: 2 EXTRA tips are included. Each liquid chalk marker has a durable two-sided nib, one end is a chisel fine tip (great for detailed lettering & writing), the other end is a bullet point (great for broad stokes). Simply pull the tip out and flip it! | KID FRIENDLY & EASY TO CLEAN: Unlike regular dusty & messy chalk, these erasable chalk markers are water based, wet wipe dustless, odorless & non toxic! | ENDLESS POSSIBILITIES: Kassa markers are widely used for chalk lettering, creating wedding signs and seating charts, restaurant menu boards, home decor signs, milestone boards and so much more! Perfect for aspiring artists, craft lovers, and DIY enthusiasts.