The size of the do not block door floor decal is 11 inches.Do not block door floor decal can protect your business,construction site,warehouse and shop area.Do not block door floor decal sign is made of non slip material and is suitable for all floors.The decal is easy to use and remove.The stickers are very clear,eye-catching,easy to read and can be read from a distance.After purchasing,you will receive 6 decals.