Therm-a-Rest Adara HD Sleeping Bag, Blue Night, Long Zoned Insulation: Box-baffled 750+ hydrophobic down w/ sewn-though insulatedbottom Reflective ThermaCapture lining for added warmth without excess weight or bulk. SynergyLink Connectors integrate your mattress for optimal comfort and efficiency Heat trapping draft collar and full-length zipper draft tube External zip pocket. Stuffsack and storage sack included.