Haglofs L.I.M Proof Running Pants Weft Stretch Waterproof/Breathable 40D 2.5 Layer PROOF Fabric - A recycled material which provides full waterproof protection, freedom of movement, and breathability. PFOA-Free DWR Treated Surfaces - Keeps you dry in showery conditions. Elasticated Tapered Lower Leg - To avoid excess material and for perfect fit. Articulated Knees and Seat - For freedom of movement. Elasticated Waist - Provides a comfortable and secure fit.