The range of colors for the Bright Bike DIY Kits (http://brightthread.com). These are 3M Scotchlite 680 retroreflective vinyl kits that are even colors in daylight and super bright in headlights at night.
Running a Kickstarter campaign to scale this project up:
www.kickstarter.com/projects/mandiberg/bright-bike-diy-ki...
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Hull on Wheels 38 months ago | reply
Why no pink?
mandiberg 38 months ago | reply
If I could only get pink! They don't make it...