Fjällräven Singi Two Seasons Long Sleeping Bag | Bay Blue Warsaw it has double layers of

it has double layers of fabric at the bottom for extra durability

unidirectional rotating

Model: SQ03 B-16

CNC machined S303 stainless steel crowns

Lens colour: grey

Fjällräven Singi Two Seasons Long Sleeping Bag | Bay Blue Warsaw it has double layers ofDon't let the Sinji Two Seasons' size fool you! This lightweight sleeping bag boasts unmatched warmth and comfort relative to its size. This bag is made with a padded high quality down that is doubled up on over the body's core and feet. This down offers optimal insulation. To trap in warmth around the head, Fjallraven outfitted this bag down padded thermal collar that features a drawcord. The body length two way zippers easily offer ventilation,