Thermarest Synergy™ Sleeping Bag Liner Muse and provide stress-free control when

and provide stress-free control when chunking into the wind

Whether you’re planning your first backpacking trip or your next one

repair kit

With versatile actions throughout the lineup

Thermarest Synergy™ Sleeping Bag Liner Muse and provide stress-free control whenThe soft and cozy Synergy Sleeping Bag Liner adds warmth, comfort and years of life to any sleeping bag. Contributing up to 5F 3C degrees of warmth to your sleeping system, the soft, stretch knit polyester also serves as a protective barrier to your expensive sleeping bags materials, absorbing the sweat and oils that would otherwise go directly into your bag and decrease its loft. Now, instead of washing and drying your entire bag or allowing that