The Reflective Art Deco Safety Decal Set comes with 4 decals. Each decal is 4-3/4" long and 3/4" high, designed to fit perfectly on your bicycle frame or vented bike helmet. This Hyper Reflective Art Deco decal set comes on a sheet that is 3-1/2" high and 5" wide. This Reflective Art Deco Helmet Transfer set is cut from genuine 3M, Automotive Grade, Retro Reflective Safety Vinyl. This is the same reflective decal material used on police cars and fire trucks. The Art Deco Hyper Reflective Decal Set is available in 9 colors! Just choose your color from the drop-down menu. You are not limited to using this hyper reflective Art Deco Set on just bicycles. They are good on any smooth surface! You can add safety to your bicycle helmet, skateboard helmet, roller skate helmet, work helmet, motorcycle, and car!