Sorel Explorer Next Drift Waterproof Boots. Sorel DNA manifests in this casual chukka. Perfect to polish up your look on low-key days, it also features maximum comfort provided by an insulated upper and molded footbed. The high-traction rubber outsole provides grip both downtown and beyond city limits. Waterproof suede upper. Fleece lining. Seam-sealed waterproof construction. Laces are not waterproof. 100g insulation. Removable molded EVA footbed with microfleece topcover. Molded EVA with rubber heel logo. Molded rubber with ground contact EVA. 4 1/4 in. shaft height. Imported.