Reflective Stickers, Hard Hat Decals USA,Ignite the Night" /> Rated for 7 year durability Made from engineering-grade 3M Scotchlite Reflective Vinyl Material resists heat, cold, water, mild acids, alkalis and salts Meets or exceeds Federal Specifications for L-S 300C (reflectivity 1) Also work great for motorcycle helmets, tool boxes, windows, and more