Darn Tough Horizon Micro Crew Ultra-Lightweight Running Sock Women's Phone Mount The Riddler 700 is available

The Riddler 700 is available in 37 and 45mm widths

The racerback design rocks slim

Includes frame hanger

Factoring in the system of heat trapping dimples

3 huge zippered doors offer multiple entry and ventilation options

Darn Tough Horizon Micro Crew Ultra-Lightweight Running Sock Women's Phone Mount The Riddler 700 is availableRunners know what its like to be up at the crack of dawn. Inspired by the shape of mountains, the Horizon Micro Crew is sure to keep up with you as you clock miles and minutes spent chasing daylight. With warm hues that recreate the look of sunset skies, this Ultra Lightweight knit is the perfect training partner that will remind you of lifes infinite possibilities.