Stansport(TM) 517100 Trekker Mummy Sleeping Bag• 20deg F rating• 2.5lbs of PolyTherm(R) synthetic insulation• Rugged, waterproof polyester ripstop shell & polyester pongee lining• Diamond ripstop outer fabric reduces internal noise from moving• Insulated draft collar traps heat• Smooth sliding tNoneSTANSPORT(TM)
