The North Face Summit Advanced Mountain Kit Superlight 10F Sleeping Bag Regular. Shell: 10D Nylon With Aluminum Coating. Footbox And Hood:FUTURELIGHTT 3L-10D Recycled Nylon And 7D Recycled Tricot Backer. Total Weight: Reg 1 Lb 10 Oz (737 G). Insulation: 1000 Fill ProDownT; Certified To The Responsible Down Standard (RDS) By Control Union. Includes stuff sack and mesh ba.