Side Road Oblique Sign route marker So when you are ordering

So when you are ordering speed limit 35 mph signs

Engineer Grade Prismatic Reflective is standard

All our custom street name signs meet MUTCD sign regulations & requirements

As cars have gotten faster and safer over the years

Our speed limit 45 signs are made with 3 grades of reflectivity for maximum visibility day or night

Side Road Oblique Sign route marker So when you are orderingSize: 30x30 We make all our signs from . 080 thick aluminum. Other companies use steel which rusts, plastic which cracks or warps, or a thinner gauge aluminum (. 060 or . 040) which bends or buckles. Material Details We use 3M reflective sheeting and 3M UV resistant inks. 3M offers the following on their sheeting: 3M 3400 Series Engineer Grade Prismatic (EGP): Rated for 5 7 year outdoor lifespan 3M 3930 Series High Intensity Prismatic (HIP):