Do I need to carry sleeping bags, mattresses, and pillows? A Do I need to carry sleeping bags, mattresses, and pillows? No. We carry good quality 4 season sleeping bags(up to -10℃ comfort range), mattresses and pillows. Categories: FAQs: Lamkhaga Pass Trek, Trek FAQs Permalink Back to Top By raachotrekkers We trudge on the least explored trails and terrains of Kinnaur, Spiti, Uttarkashi and Garhwal region. View all of raachotrekkers's posts.