This bag uses ultra-rare featherweight 1000 fill down giving an incredible warmth-to-weight ratio and packability. This is “it” for anyone going fast and light / who values not lugging around heavy and bulky kit. PHD is what you need (and the pros use) for any serious adventure. It can be used as either a super lightweight bivvy bag on its own or as a filler / liner bag inside another sleeping bag or bivvy bag to boost its warmth at the lowest possible weight – this little bag weighing in at 240g and highly foldable compared to a full weight sleeping bag can add up to 10 degrees C (as per PHD’s website). At the same time it is super soft and roomy. See the website and reviews from climbing legend, Andy Kirkpatrick, and The Great Outdoors magazine for their take on this astonishing bit of kit. Filler Sleeping Bag (phdesigns. Co. Uk). Used only a handful of times and in very good condition. Grab an absolute bargain for your winter / spring adventures. The item “PHD Liner 1000 Fill Down Sleeping Bag K Series SUPERB RAB MOUNTAIN EQUIPMENT” is in sale since Monday, December 7, 2020. This item is in the category “Sporting Goods\Camping & Hiking\Outdoor Sleeping Equipment\Sleeping Bags”. The seller is “kalimari13″ and is located in Reading. This item can be shipped to United Kingdom, Antigua and barbuda, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Bahrain, Canada, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Taiwan, Thailand, Bangladesh, Belize, Bermuda, Bolivia, Barbados, Brunei darussalam, Cayman islands, Dominica, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French guiana, Iceland, Jersey, Jordan, Cambodia, Saint kitts and nevis, Saint lucia, Liechtenstein, Sri lanka, Macao, Monaco, Maldives, Montserrat, Martinique, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Turks and caicos islands, Aruba, Saudi arabia, South africa, United arab emirates, Ukraine, Chile, Bahamas, Colombia, Costa rica, Guatemala, Honduras, Jamaica, Kuwait, Panama, Philippines, Qatar, Trinidad and tobago, Uruguay.