... ordinary,better cost performance 2non toxic,washable,steady, MTGJ229B-4 GLUE STICK 1,different to ordinary, have better cost performance. 2,excellent ... . 4,non-toxic,harmless,tasteless,washable. 5, it's the solid object,mainly used for office or school supplies. 6, non ... explosive materials,easy to transport,no risk. 7, MTGJ229B-4 glue stick have passed European CE and American ASTM-4236 standard.