No Littering Sign Material:High Intensity Prismatic 10+ So if you don't want

So if you don't want people speeding on your property or in your parking lots or at your schools

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As cars have gotten faster and safer over the years

We make all our signs from

tap on the window and tell them to slow down

No Littering Sign Material:High Intensity Prismatic 10+ So if you don't wantSize: 18x12 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):