![4 Season Sleep-System Phased Testing- Nemo Sonic 0°- ThermaRest TrailPro- Sea to Summit ThermoLite - YouTube 4 Season Sleep-System Phased Testing- Nemo Sonic 0°- ThermaRest TrailPro- Sea to Summit ThermoLite - YouTube](https://i.ytimg.com/vi/pWdX67bAfNM/maxresdefault.jpg)
4 Season Sleep-System Phased Testing- Nemo Sonic 0°- ThermaRest TrailPro- Sea to Summit ThermoLite - YouTube
![Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sleeping Bag Liners : Sports & Outdoors - Amazon.com Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sleeping Bag Liners : Sports & Outdoors - Amazon.com](https://m.media-amazon.com/images/I/81K1HPK6MeL._AC_UF1000,1000_QL80_.jpg)
Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sleeping Bag Liners : Sports & Outdoors - Amazon.com
![test night, purchased the sea to summit thermolite extreme liner. supposed to get to -19C(-31C w/ wind). also will be testing a new merino top that I purchased to see how toasty test night, purchased the sea to summit thermolite extreme liner. supposed to get to -19C(-31C w/ wind). also will be testing a new merino top that I purchased to see how toasty](https://i.redd.it/28ogra61nja81.jpg)
test night, purchased the sea to summit thermolite extreme liner. supposed to get to -19C(-31C w/ wind). also will be testing a new merino top that I purchased to see how toasty
![Amazon.com : Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sleeping Bag Liners : Sports & Outdoors Amazon.com : Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sleeping Bag Liners : Sports & Outdoors](https://m.media-amazon.com/images/I/71lTNobV6sL._AC_UF1000,1000_QL80_.jpg)