There is a PDF as well as a video here to show you how to make both types of bead caps and combine them into charms.
See the written instructions for a Rhinestone Bead Cap here. This provides the supply list of what you will need.
Below is a video to show you step by step how to make these items. First you'll learn to make Rhinestone Bead Caps, then, we'll switch gears and make some black and white bead caps with Shrinkets using mold from www.juliehaymaker.com