1.Diesel Only Sticker Sign. 2.Diesel Safety Label Decal. 3.These are great stickers in our job when we have containers that are diesel only. 4.They are made from a durable vinyl material,very durable and very sticky,as long as you clean the area well the stickers sticks real tight put it on gas cap,it won't come off easily. 5.For gas cans and equipment,make identifying different fuels easy. 6.The bright yellow color is easy to spot,warns people to pay attention and not pour in gasoline. 7.Each stickers measures 4 inch,each pack contain 6 pcs stickers.