... crayons with EVA Book 2. Colors of Crayons & tubes are changeable 3. Non-toxic ,,EN71,CE FDA 4.OEM ... and Euro, Non-Toxic and safe ,EN71,CE,FDA are tested again and again for our customers in OEM ... easy to be washed away.5.Yours costom layouts are warmly welcomed coz we 're an OEM factory.2.OEM items ... are our mainly service .Please feel free to contact with ...