ELMER'S PRODUCTS-Colorloco Dotza Pens Kit: Small. Just Dotza pen to the paper to create bubbly; bursting dimensional effects! Dotza pens can also be used as regular markers! This package contains five bright Dotza pens and a Dotza color guide. Pens are non-toxic and conform to ASTM D 4236. Recommended for ages 5 and up. WARNING: CHOKING HAZARD-Small Parts. Not for children under 3 year. Imported.