REDCAMP Cotton Flannel Sleeping Bags for Camping, 3-Season Warm and Comfortable Adult Sleeping Bag, Envelope with 2/3… Price: $39.99 (as of 16/05/2022 03:50 PST- Details)

Shell: 210T Polyester ripstop-resiatant lattice cloth; Lining: 100% Cotton flannel; Fill: Hollow cotton fiber.
Two-layer and S-chamber fiberlock construction. Hollow fiber insulation for excellent heat retention
2-way zippers that right or left-hand zippers allow for 2 bags to be attached.