BIRKENSTOCK UNISEX Zermatt Wool Felt (Herringbone Gray - Narrow Fit) cf-size-12m Accuracy: ±15 seconds per month

Accuracy: ±15 seconds per month (with no signal calibration and mobile link function)

Upper: microfiber

Increased durability and grip by way of a rubber/EVA outsole with custom tread and traction pods

Injection Molded Bio-based EVA

The midsole's top layer is reconstructed with FF BLAST™ PLUS cushioning

BIRKENSTOCK UNISEX Zermatt Wool Felt (Herringbone Gray - Narrow Fit) cf-size-12m Accuracy: ±15 seconds per monthDescription Cozy up to wool and shearling. The Zermatt slipper gives you an elevated indoor option in wool herringbone, lined in genuine shearling for a soft landing every time. An original cork latex footbed gives you the support you need, with a latex rubber sole for room to room traction. Contoured cork latex footbed creates custom support with wear Wool felt upper Cozy, genuine shearling footbed lining Latex rubber sole for added traction Footbed