Safety

Mirrycle's Candibell is more than just a fun, compact bell, it’s the loudest Incredibell of all. - Dome Diameter: 48mm (1.9") - Fits handlebars with 21.7mm – 24mm (.86" – .95") outside diameters

For the serious commuter, nothing beats the Jandd Ankle Strap. - Made from 1.5" hook-and-loop material - Meets SCUBA industry wet-strength requirements