Nemo Forte Mens 35 Endless Promise Sleeping Bag Sleep Well, Leave Less Behind The Forte(TM) Endless Promise(R) is the bag that started it all - the inaugural product that launched the Endless Promise(R) collection and proof that sustainability and backcountry performance are not a trade-off. It features high-performance synthetic fill and the crowd-favorite Classic Spoon(R) shape, making it a strong choice for three-season trips where you want to sleep comfortably regardless of position. Thermo Gill(TM) zippered vents extend the usable temperature range, and the Blanket Fold(TM) draft collar lets you fine-tune warmth further without getting out of the bag. Manufactured from a single type of material, it is fully recyclable at end of life - just send it back, and NEMO handles the rest. Features Classic Spoon(R) shape adds extra room at the knees and shoulders so side sleepers can shift positions without feeling constricted Zerofiber(TM) 800 synthetic fill made from 100% post-consumer recycled content with best-in-line warmth-to-weight ratio Thermo Gill(TM) vents and Blanket Fold(TM) draft collar work together for two-stage temperature control you can adjust from inside the bagbluesign(R) approved 20D recycled polyester ripstop shell with PFAS-free waterproofing on the hood and footbox to resist tent condensation | Nemo | Forte Mens 35 Endless Promise Sleeping Bag | Polyester