The thought of trying to enjoy my slumber in a sleeping bag on top of a blow up mattress which has a synthetic lining/shell really triggers my autism. Both are products of modernity, and redditfags always shill gear. I mean, people slept in primitive shelters in the winter with nothing but a wool blanket before we had sleeping bags. What are some viable alternatives for sleeping in 0f+ weather without freezing to death? bedrolls look pretty cool and cozy. some context: I will be sleeping in a tent with Smartwool base layer