New in box Closeout. Pound out the miles in comfort with Allbirds' Trail Runner SWT running shoes, made from a soft, wicking, breathable knit blend of merino wool, TENCEL® and eucalyptus fibers with a sock-like fit, cushy, lightweight midsole and grippy rubber outsole.Itch-free merino wool is temperature regulating, moisture wicking and odor resistantUpper is a blend of fine-knit merino wool with TENCEL® lyocell and eucalyptus tree fibers for wicking, breathable comfortLace-up frontStretch-knit collar for a sock-like fitBreathable merino wool-blend liningPadded heel for comfortRemovable cushioned footbedSweetFoam® EVA cushioned midsoleGrippy, flexible natural rubber outsole