ISW Isolwool® Heather Trail Cuff Size:Small (shoe size 4-6) and if you don’t know

and if you don’t know what option would be best for you

Both Medium and Large now available

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painful blisters

Mediums also available in Limited Edition Pink highlights

ISW Isolwool® Heather Trail Cuff Size:Small (shoe size 4-6) and if you don’t knowReinforced Trail Cuff? Check. The new ISW is a power packed running sock built for the trail and beyond. Constructed with Isolwool, the ISW utilizes merino wool and polypropylene to deliver superior moisture movement. A light cushion prevents blistering and enables prolonged performance in the harshest conditions. Wool naturally fights bacteria allowing the sock to remain clean and fresh. The ISW is designed to perform in hot or cold environments and