Tutorial on DIY scary broken fingers from polymer clay, great for making pranks! Required tools and materials: polymer clay, outline pen, pen knife, two shaping tools, eye nails and lobster clasps, matte Varnish, eye shadow blocks, etc. For specific DIY methods, please refer to the detailed illustrated tutorial below. Its a fun little handmade product, but don't use it on people casually. Its a bit lifelike and scary. You have to consider the other persons psychological acceptance. It wouldn't be good if it scared the elderly and children, right?