Packing - The fishing spoon blades are 100pcs in a plastic box.there are 5 colors (black-yellow,red-white,red,yellow,green-white),each color 20pcs ,and the size is 0.79inch x 1.02inch. Durable Material -- Spinner blades are made of high quality metal. durable enough that can be used for long time.The surface is plated with colored paint.easy to attract more fishes. Unique Design - Easy spin design allows your blade to freely spin under water, generating full degreed reflection and erratic water flash to attract hungry fishes. Widly Application - The spinner it holds spins flawlessly, you can make your own spinners for walleyes,Striped bass,Trout,etc and these work very well. DIY Making - you can let the imagination run wild and create some awesome fishing lures . These blade kit are easy to put on and easy to take off, you can use the blades on spinnerbaits, trout spinners, buzzbait spinner, inline spinners. Colorado Spinner Blades Fishing Lure Making Kit DIY Spinner Blades Lure Making Set for Spoons Blades Spinner baits Walleye Baits Rig Making Trout Salmon Bass Fishing