Barco is a comfort fit drawstring pants with button down fly. This version is in pure linen. Linen is a textile made from the fibers of the flax plant. Linen is very strong and absorbent and dries faster than cotton making it comfortable to wear in hot weather. It also has other distinctive characteristics, notably slubs , or small , soft irregular lumps which occur randomly along the length of the fabric. However, these comprise as aesthetic appeal of a natural fiber product and should not be considered a defect. It also has tendency to wrinkle.