Nathan Lightbender Mini R sock this fabric has a diamond

this fabric has a diamond texture which aids to increase wicking

Stride Ratio

this sock comes in a set of three pairs

You won’t find these unique benefits anywhere else

wrapping the midfoot for a distraction-free fit that disappears when you're moving

Nathan Lightbender Mini R sock this fabric has a diamondTake the lightweight, comfortable 360 degree visibility of the LightBender and add the versatility of rechargeable batteries. Just like its predecessor, the LightBender RX is completely sweatproof, waterproof, and chafe free. Charge up and keep runnin! LED: 6 lumens max output Battery: Li Ion Polymer Rechargeable via USB Burn Time: 8 hours (steady), 16 hours (flashing) RGB Light Quickly and securely attaches to arm