![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://preview.redd.it/o3xfz9p1nja81.jpg?width=640&crop=smart&auto=webp&s=c36aefb89efefbf37df0b5ae7e4a8538105455fe)
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
![Sea to Summit Thermolite Reactor Extreme Hut Sleeping Bag/Inlett - Sleeping Bags - Camping - Outdoor - All Sea to Summit Thermolite Reactor Extreme Hut Sleeping Bag/Inlett - Sleeping Bags - Camping - Outdoor - All](https://dsev9ziwjq6qk.cloudfront.net/media/catalog/product/cache/5/image/1022x1131/9df78eab33525d08d6e5fb8d27136e95/c/a/cartware_3dpicture_Rvlviu.jpg)
Sea to Summit Thermolite Reactor Extreme Hut Sleeping Bag/Inlett - Sleeping Bags - Camping - Outdoor - All
![Amazon.com: Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Everything Else Amazon.com: Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Everything Else](https://m.media-amazon.com/images/I/81K1HPK6MeL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Everything Else
![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://preview.redd.it/28ogra61nja81.jpg?width=640&crop=smart&auto=webp&s=bdf2ba48cfa052f4b56410368c7f5cf6f91edc77)
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) : Sea to Summit: Everything Else Amazon.com: Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Everything Else](https://m.media-amazon.com/images/I/81hJYZcIRaL._AC_UF1000,1000_QL80_.jpg)