Woolbabe - Merino Wool Sleeping bag (Winter Duvet Weight) - Lava StripeOur Woolbabe merino cotton blend sleeping bags are our biggest selling, most luxurious bag we thought we couldn't make them any better yet here they are now made using Organic Cotton! Our Duvet sleeping bag is one of the warmest and snuggliest winter sleeping bags available! It uses a quilted wool filling for additional warmth and temperature regulation, whereas most winter bags are filled with a synthetic polyester or cotton wadding. It can be used