Mont Zero Ultralight Down Jacket Men'sDescription Made using the World's lightest down proof Nylon, the new Men's Mont Zero Down Jacket weighs only ~234g (size MD)! The Zero is the ultimate in ultra packable, ultralight down jackets. The Zero ultralight down jacket is an ideal way to pack a super light insulation layer on any ultra light adventure. Packing into it's own stuff sack, the Zero Jacket stuffs down to a meagre 21 x 10 x 10cm and weighs 234g (size MD). Features Made with Anti