1.3D design card 2.Plays up to ... coating, foil-stamping, matt lamination, and 3D designsPackage: each card with an envelope in a polybag, 400 pieces ... orders are welcomeCustomized sizes, materials, colors, themes, designs are welcomeIt's made with a sound module, when open ... voice, vibration, PIR, etcFunction: pre-recorded or recordable, with LED flash (optional)Messages: voice, music, and sound, ...