Day One One Day Sock - Black jerseys 'Check mate' invites you to

'Check mate' invites you to feel that finish line and the satisfaction of a job

and a neck ice pocket for mid-race cooling

and paired with jeans for a casual night on the town

Reflective logo detailing on front and back for visibility

drag-reducing internal seams

Day One One Day Sock - Black jerseys 'Check mate' invites you toDay One One Day Sock Built for comfort and performance, the Day One One Day Sock delivers lightweight support with strategic cushioning at the toe and heel to reduce friction in high impact zones. Targeted compression underneath the foot enhances arch support and helps reduce fatigue, while compression around the heel adds stability and prevents slippage. A streamlined, secure fit designed to keep you moving with purpose, mile after mile.