Sea To Summit Spark Down Sleeping Bag H2O Purification External webbing straps provide additional

External webbing straps provide additional clipping points

Light yet durable shell is made of Pertex® 3D Weave 100% recycled nylon with a ripstop face and a plain-weave main body liner

wall climbs

lithium-ion battery

Sea To Summit Spark Down Sleeping Bag H2O Purification External webbing straps provide additionalIf you're counting grams, but still count on a great night's sleep, the Spark may be the right bag for you. Filled with RDS certified 850+ fillpower goose down treated with a non PFAS Ultra Dry Down treatment, the Spark is constructed with a technical hood and zipper draft tube to retain warmth. Comfort comes from a super breathable 10 denier liner fabric, while a 10D shell with a non PFAS DWR plus a highly water repellent hood and footbox fabric shed