Smartwool PhD® Cycle Ultra Light Pattern Crew Sock Men's Size:LARGE OTTOLOCK is not a replacement

OTTOLOCK is not a replacement for a U-Lock

USB to Micro USB

Coming with 2x interchangeable straps so you can swap these lights between bikes with different sized handlebars – including oversize bars

The Z1 is freedom from the status quo

Smartwool PhD® Cycle Ultra Light Pattern Crew Sock Men's Size:LARGE OTTOLOCK is not a replacementSmartwool PhD Cycle Ultra Light Pattern Crew Sock Men's Switch gears when it comes to your biking socks. Smartwool's ZQ Certified Merino wool cycling socks are made to be breathable and super soft while providing comfort for the long ride ahead. Their PhD Cycle Ultra Light Pattern Crew socks are packed with technologiesShred Shield technology reduces wear from toes, Indestructawool technology provides ultimate durability, and activity specific mesh