1)water color stamp pad ,dry type of ink,size :40*40mm
2)OEM order is welcome
3)Non-toxic and esay to washed off
4)ASTM D423

1)water color stamp pad ,dry type of ink,size :40*40mm
2)OEM order is welcome
3)Non-toxic and esay to be washed off

4)ASTM D4236,ASTM F963,EN71-3 test standard