... water. 4. 1.Hydrolyzed ink (Water based ink)2.Pure plant extract ink,non-toxic and odor free3. ... removed by water with no trace of the ink.LKT Hydrolyzed inkModel: GP-12041.Certification:EN71, ... age children or above4.Non-toxic,odor-free ink 5.Color:6 colors6.Packaging: 100ml/bottle, ... respect to you & trying my best",and the professional spirit of"homesty,innovation,enthusiasm,sureness" to provide ...