3M Quality Diamond Grade Retro Reflective Prismatic Stickers Item No. : 3H8100. Surface protected layer: PMMA/Acrylic Feature: Excellent retro-reflectivity, good visibility,good weatherability. Can be used for silk screening printing and computer cutting. Application: Any road signs, including freeway and urban road etc. Adhesive: Permanent PSA. Release Liner: PE film. Standar size: 1.22m*45.7m. Feasible operating temperature: 5°C-30°C. Service life: 7-10 years. Application: