Cathy and Wayne take a light hearted look at the science of sleeping bags: why choosing to use a sleeping bag generally gives you a better nights sleep (!), sleeping systems, how to clean a bag at home,  why your choice of zip side is important, the differences between synthetic and down, how to make sense of temperature ratings and why a women's specific bag is a great idea if you are a.....woman! Listen ,learn, laugh and if you are able, please consider donating to our chosen charity: Wayne Singleton is fundraising for Brathay Trust (justgiving.com) To learn more about this weeks topic click through to: Buyers Guide to Sleeping Bags — The Climbers Shop / Joe Brown Blog (theclimbersshopjoebrownblog.co.uk) A (sleeping) Sound Investment — The Climbers Shop / Joe Brown Blog (theclimbersshopjoebrownblog.co.uk) Knowledge - Sleeping — The Joe Brown Outdoor Academy Down Codex - Mountain Equipment (thedowncodex.co.uk) Rab Wash - Rab® UK