The Birkenstock Boston shearling slip-on features plush, cloud-like white faux shearling upper for ultimate winter comfort and cozy streetwear appeal. Its iconic contoured cork footbed with EVA sole ensures all-day support and lightweight cushioning, while the signature gold-tone buckle adds refined detail. The open-back mule silhouette offers easy slip-on convenience, making it ideal for lounging at home or casual outings in cold weather. The soft lining provides warmth without bulk, and the durable rubber outsole delivers reliable traction on indoor and light outdoor surfaces. Perfect for pairing with oversized sweaters, jeans, or leggings, this model bridges luxury comfort with minimalist Scandinavian design. Originally inspired by the classic Boston clog, this shearling variant elevates the timeless silhouette into a seasonal must-have—ideal for fall/winter layering and urban relaxation. Notable for its orthopedic heritage, the footbed molds to the wearer’s foot over time for personalized support.