wax crayons 1.Non-toxic,OEM is welcome 2.size:0.8x8.8cm 3.comform to ASTM-D4236,EN71 and SGS. wax crayonscrayon set,color crayon packed with beautiful color box.The size of each crayon is:8*88mm.It is easy to paint and the color is beautiful.1.Our crayons are all non-toxic,safe for children,easy to write and mix the designed.2.They are all comform to the standards of ASTM-D4236,EN71 and SGS.3. ...