When it comes to perfecting winter function and style, no boot does it better than SOREL's Joan of Arctic. Featuring waterproof suede, a seam-sealed waterproof design, and a rubber sole for grip—it's not hard to see why it's considered a winter essential. UPPER: Available in a waterproof suede upper with faux fur cuff or a waterproof suede upper with faux shearling cuff. Seam-sealed waterproof construction. Laces are not waterproof. INSULATION: Removable 6 mm washable recycled felt inner boot.