a classic BIRKENSTOCK model

one-piece fixed upper which offers all-day support so you can rock your sandals no matter what the day has in store

As hybrid road/trail design built on a wider last than the previous generation’s narrow racing silhouettes

Firm heel counter with removable footbed

CLASSIC SOFT FOOTBED ● The SOFT footbed features anatomically shaped cork/latex

WOMEN'S MERRELL SIREN 4 THERMO MID ZIP WP TOBACCO WINTER BOOT Size:7 a classic BIRKENSTOCK modelProduct Details: Size Chart A winter ready boot with a women's specific fit that combines function and all day wear ability. Best for: Winter Hike Insulation: 200 grams Primaloft Gold Eco Series synthetic insulation. SOLARCORE Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra thin. Waterproofing: Waterproof full grain leather upper, complete with a waterproof membrane seals out water and lets moisture escape.