Holographic Scratch-Off Labels with Rainbow Effect is used on telephone top-up cards, discount coupons, etc. Alpha Lasertek India Limited supplies Holographic Scratch-Off Labels with Rainbow Effect. Alpha Lasertek India Limited offers wide range of holograms. Holographic Scratch-Off Labels with Rainbow Effect scratches off cleanly and easily and its high opacity means there is no danger of the underlying data being destroyed. This Holographic Scratch-Off Labels maximizes branding opportunities for the client and provides a highly visual means of differentiation.