Gear
Therm-a-Rest Polar Ranger -20
Active winter campers who need ventilation and in-bag mobility
Therm-a-Rest
Editorial take
Therm-a-Rest Polar Ranger -20 is a cold-weather sleeping bag with an advertised -20°F rating and 800-fill down; arm openings; snorkel hood; Toe-asis foot warmer. It is best suited to active winter campers who need ventilation and in-bag mobility.