●【Click & Draw】Just Click! The retractable design offers one-handed operation, no caps to remove or lose. ●【Kid Friendly】Made with kid-safe materials, the washable marker kit is great for kids ages 3 & up. Each of the markers meets the requirements of ASTM-D4236. ●【Washable Markers】Our washable markers can easily rinse the ink with water, so you dont need to worry about cleaning!Tip: Not specifically for whiteboards and may leave a stain on a whiteboard, but it can be washed using wet wipes. ●【Travel Friendly】Come with a portable storage box. Forget about stray marks, lost caps, and dried-out markers! Our art markers set is specially formulated to resist and features easy-click tips to make creative travel activities a breeze. ●【Unleash Creativity】The JoyCat click Marker set includes 20 colors, perfect for any art supplies for kids, learning & education toys, or party favors. These washable markers are designed to help children unleash their creative skills and boost their thinking.