In regards to 3L SAGA-tek: The fabric is a 100% Nylon Rip-Stop Fabric. The technology is a 3L e-PTFE (expanded PolyTetraFlouroEthelyne) laminate. The fabric is constructed from a surface fabric (rip-stop nylon) laminated to a specific membrane which is then laminated to a lining (brushed tricot). The construction offers extra durability, abrasion resistance, overall strength and performance. All of our Premium Series fabrics are finished with a Dupont Teflon DWR.