AES Industries Plastic Single Blunt Edge Dozer Blade 100 Pack Used to safely clean aquarium glass/acrylic and windows coated with sun film or tint. Safely strip vinyl decals, pin stripes, and dealer stickers off of delicate surfaces. Remove tar, sap, bugs, adhesive, road paint and even chewing gum from interiors. Flexible plastic "bulldozer" (rounded) edge. Fits standard #9 scraper and razor blade holders. Blade will not rust or corrode!