GI 5 Piece Improved ACU Modular Sleep System (IMSS) — ACU, Used

The US Military Improved ACU Modular Sleep System (MSS) is a sleeping bag system constructed to insulate the user in environments ranging from mild weather to extremely cold weather. The system consists of two Mummy-style sleeping bags-the Patrol (Foliage) and the Intermediate Cold Weather (Urban Grey). Each is constructed of water-resistant, ripstop nylon. Each sleeping bag is fully functional independently. For a temperature of -30°, insert the Intermediate Cold Weather bag inside the Patrol bag. Each bag is compatible with the vapor-permeable Bivy cover. When all 3 components are used together the system is rated to provide 4 hours sleep at -40°F. Non-flammable and machine washable. Made in the USA by Tennier Industries. This item includes components that were lightly used by US troops in the field.  PATROL BAG FEATURES: Temperature to +30° Water-resistant, ripstop nylon Reversible double-pull (opens end to end) slider allows top or bottom ventilation Non-locking slide fastener self-repairs if jammed or snagged Draft flap prevents heat loss Hood adjusts for heat retention; includes nylon drawcord and barrel lock DIMENSIONS: 92 x 37' to 92 x 24" COLOR: Foliage Weight: 2 lb 7 oz   INTERMEDIATE COLD WEATHER BAG FEATURES: Temperature to -10° Water-resistant, ripstop nylon Free from cold spots Insulation does not migrate in the bag Anatomically designed foot box contains twice the insulation as the bag Sewn-in, quilted chest collar prevents air drafts up and down through the hood Hood adjusts for heat retention; includes nylon draw cord and barrel lock DIMENSIONS: 87 x 35 1/2" to 87 x 23" COLOR: Urban Grey Weight: 3 lb 10 oz    BIVY COVER FEATURES: Made of durably waterproof and windproof 3-layer laminate fabric and approved by all departments and agencies of the Department of Defense Includes snap fastener and slide fastener DIMENSIONS: 85" x 28" x 35" COLOR: ACU Weight: 1lb 14oz   STUFF SACK FEATURES: Compressible to one cubic foot Six 1"-wide nylon webbing straps adjust by ladder lock buckles Reinforcement webbing is sewn around the circumference of the bag Nylon drawcord closure with a barrel lock DIMENSIONS 30" in length, 14" in diameter COLOR: Foliage Weight: 12 oz   SECOND SMALLER STUFF SACK Foliage Weight: 8oz   4-PIECE SYSTEM NSN: 8465-01-547-2757   All components are manufactured by Tennier Industries