MTGJ906BT glue stick : 1,PVA and PVP.different to ordinary,better cost performance. 2,non toxic,washable,steady. MTGJ906BT GLUE STICK : 1,different to ... ordinary, have better cost performance. 2,excellent stability,shelf life over 18 months whether PVA or PVP glue ... materials,easy to transport,no risk. 7. MTGJ906BT glue stick have passed European CE and American ASTM-4236 standard. ...