Built with comfort and efficiency in mind, the Boab Synthetic -9C Sleeping Bag from Sea to Summit is lightweight, durable and highly spacious. It is engineered with REVIVE Loft insulation, which offers a soft feel and maintains excellent loft even in damp or challenging condition, efficiently keeping you warm.The lining and shell are crafted from a lightweight 50D recycled polyester, treated with a PFC-free Durable Water Repellent (DWR) finish, making it highly durable. With a generous, roomy cut and a pillow hood design the Boab is for those who crave extra space and comfort while camping or van adventuring. Super lightweight and highly compressible insulation allow the sleeping bag to be packed down small—perfect for easy storage and transport on your adventure. It features a full-length #5 zipper that extends all the way through the foot box, allowing you to easily adjust the ventilation and can convert into a quilt for warm nights.