... on surface and no-printing insideExpanding size360*70mmUsage3D TV, 3D movie, 3D games, 3D books, etc.Use areaPromotional gift, business gift, advertisements ... them below, hope them helpful.1.Can I watch 3D stereoscopic film?Reply: The ordinary people can watch, suffering ... -blind friends can not watch2.Which devices can play 3D stereoscopic films?Reply: Normal flat-panel televisions, computer monitors ...