Meant for extended mountain stays or winter adventures in cold, wet climates, the Mountain Down Jacket has a reinforced MemBrain® shell that repels water and blocks wind. Specs Weight: 1 lb 11 ozs / 765 g Main Material: Checkmate N-180R MemBrain 2L RipCord N-350 MemBrain® 2L Enduro DWR Lining Material: Flashback P-220 Insulation Material: 650+ Fill Goose Down Sizes: S - XXL Colors: 001 - Black 2431 - Stellar / Tempest 6596 - Fire / Afterdark 9276 - Autumn / Bonfire Features Marmot MemBrain®, wa