With an excellent user rating, the Slumberjack Boundary Men's 40 Degree Polyester Taffeta Mummy Sleeping Bag might be exactly what you need for your next trip. This sleeping bag has a mummy shape, which is larger on top and more fitted on the bottom, keeping warm air closer to you. It features a polyester shell and a polyester taffeta lining, which doesn't retain water, keeping the material from getting too wet. It is ideal for temperatures around 40°F, keeping you warm on chilly summer nights. This sleeping bag has Slumberloft™ synthetic insulation, which uses polyester fibers to create a high level of insulation. It features a stuff sack for easily fitting your sleeping bag into your backpack with the rest of your equipment.
- Stuff sack stores sleeping bags compactly
- Polyester taffeta lining is naturally UV-resistant
- Polyester shell is durable and colorfast
- Mummy shape has a tailored cut which can be too cramped for some
- Polyester shell is not so durable
- Stuff sack can damage the sleeping bag's filling if used for too long