Have you ever spotted mermaids swimming in a frozen lake bubble, or had a cup of hot cocoa with yetis and watched the aurora borealis dance? While whether yetis exist or not is still debatable here at Jaq Jaq Bird, believe it or not, the natural wonders of our world are not! Fun, mess-free coloring Educational e-Guide included Build motor skills Compact, flexible & lightweight Erasable & reusable, reducing waste Simply wipe clean with a damp cloth Set of 4 non-toxic ButterStix included 8″ x 8″ when folded, 8″ x 16″ when opened Built-in storage pocket for ButterStix & holder (sold separately) US Patent No. 10,065,447 Non-toxic, free of BPA, and Phthalates Ages 3+Please always test the erasability of ButterStix when applying to any non-Jaq Jaq Bird surface. Do not leave it on surfaces for an extended period of time. Wishy Washy Markers & Mini Wishy Washy Markers (both sold separately) are also compatible with this product.