The K-ATMO long pants are elastic and have very good insulation capacity. They're perfect for riding in cold, wet weather. Its ergonomic cut with minimal seams allows the pants to fit like a second skin. The back of the pants conforms perfectly to the body, even while riding, helping to improve comfort, thermal insulation and freedom of movement. The K-ATMO pants are treated with DWR (Durable Water Repellent) technology to protect you from light rain and dirt, while maintaining excellent breathability and moisture wicking.