Tamper Evident Labels will leave a "void" pattern across the surface of the product if removed. This particular label is most popular for preventing warranty fraud. If the label is removed, the warranty is void, as clearly marked by the pattern left under the label.
Scratch off labels are widely used today by industries for promotional and security purposes. Scratch hologram are used today instead of the usual gray latex scratch-off panels on discount coupons,
Andheri, Mumbai, Maharashtra 