Handmade wool dog sweaters from Chilly Dog are made with hand knit organic wool and all natural plant dyes, perfect for the Eco-conscious pet owner. Because every sweater is handmade, they may vary slightly in color and style. All sweaters are 100% Wool and can be machine washed, gentle cycle in cold water. Do not put sweaters in the dryer, lay flat to dry. Sweaters may also be hand washed or dry cleaned.