the.com/sleeping bag
a wearable cocoon that tricks your body into trusting the dirt beneath it.
war originModern designs trace to military Arctic survival gear.
mummy shapeTapered cut traps heat by hugging your body.
loft mattersWarmth comes from trapped air, not the fabric.
temp ratingsComfort ratings often assume you wear clothes inside.
down powerGoose down insulates better per ounce than synthetics.