stress card

stress card(pvc card)is a type of feeling and temperature card ,has a chip when you press it ,it can change color ,each color is stead of different mood and different temperature! Specifications: 1, Material: pvc or other plastic material 2, Coating: press polish high gloss or matted, special varnish for client over printing ,UV, Lamination 3, Color : four color( four color process) in front and back, or pantone color 4,Additional options:stress chip