Is a sleeping bag without a back or a zipper still technically a sleeping bag? Vaude answers that with a resounding heck yes, taking the down quilt concept one step further in the new Alpstein series of ultralight sleeping bags.
Is a sleeping bag without a back or a zipper still technically a sleeping bag? Vaude answers that with a resounding heck yes, taking the down quilt concept one step further in the new Alpstein series of ultralight sleeping bags.