Angella Mackey's Vega jacket has buttons hidden in the collar for the wearer to choose white buttons in the front, red in the rear, or a flashing mode. She sold out of her 2011 line and is making the capes to order while she works on winter and waterproof versions for next year.

Vespertine Reflective Belt

VespertineNYC offers not only stylish reflective belts but also scarves, vests, and other clothing items that create a safe nighttime glow. The belts pictured here cost $36, and a scarf will run you about $92.

SpotMe Buttons

Katie Barton’s SpotMe buttons are customizable reflective stickers you can apply to any biking outfit. The embroidery adds a chic touch by day, but at $5 each you may want to try a minimalist approach.

Mini Monkey Light

This Mini Monkey Light is completely customizable, with any pattern or image you can dream up displayed on your bike wheels for creative self-expression as well as incredible side visibility at night.