Specifications include, but are not limited to: 1) All decals shall be made of 3M Scotchlite 5470 ER (WHITE) Validation Security Sheeting with Ensure Image, or an approved equal. This is a weather resistant, retro-reflective decal sheeting, incorporating a counterfeit-resistant security legend. 2) If bidding on the basis of a decal material other than that specified above, samples of the proposed stock must be provided with the bid, and references from comparable users must be furnished. NH Dept. of Safety reserves the right to reject any bid offer based on an alternate decal material it deems unsatisfactory. 3) Functional requirements of any offered decal material shall be as follows: A) Retro-reflectivity – A light shining on the decal material must be brightly reflected back to the source, as indicated in the table of reflectivity on the attached product bulletin for 3M Validation Security Sheeting Series 5470.