DUNHAM. MCR6630B. MENS CLOUD WATERPROOF BOOT. BROWN. The days are getting shorter and the hills and mountains beckon. Answer the call with the Cloud -- a mid-cut waterproof boot that is perfect for any weekend adventure. From its speed lace eyelet system to the rubber outsole with multi-directional grip design that maximizes surface contact and provides durable traction the Cloud is designed to take you anywhere you want to go.