... with competitive prices and high quality. Item Name: lenticular rulers Material: 0.5mm 70lpi, 75lpi, 100lpi, ... 3. Safe and non-toxic, also for food packaging 4. Perfect promotional item for children product: Games, toys. etc ... customers' requirement7.Graphic effect can be made: 3D, flip, morph, zoom, 3D+flip, animation, explosion, twist, compress, rotation ... are welcome. 2010 new design lenticular ruler