The Sierra Designs Nitro 20 Long pairs 800-fill PFC-free DriDown with a conventional mummy shape. Its 15D nylon ripstop shell and lining keep the construction focused on low weight for backpacking.
An anti-snag zipper, draft collar and self-sealing foot vent provide practical ways to manage access, warmth and ventilation. Sidewall baffles and five-inch baffle spacing help control down movement.
This Red/Yellow/Peat version fits sleepers up to 198cm. Listed specifications include a minimum weight of 0.96kg, 463g of insulation and a packed sack size of 38 x 19cm. The EN comfort rating is -2°C, with an EN limit rating of -9°C.
View the product at Twist Distribution.
