![Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Amazon.ca: Sports & Outdoors Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Amazon.ca: Sports & Outdoors](https://m.media-amazon.com/images/S/aplus-seller-content-images-us-east-1/ATVPDKIKX0DER/A2EG6QEDZDPFVD/0e13e337-38db-4dc9-83bb-5d9a79b0a0ca._CR0,0,970,300_PT0_SX970__.jpg)
Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Amazon.ca: Sports & Outdoors
![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/83ugzlj1nja81.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
![Sea to Summit Unisex Thermolite Reactor Extreme Sleeping Bag Liner/Orange Sack/Red Liner : Amazon.ca: Sports & Outdoors Sea to Summit Unisex Thermolite Reactor Extreme Sleeping Bag Liner/Orange Sack/Red Liner : Amazon.ca: Sports & Outdoors](https://m.media-amazon.com/images/I/619t10nFvpL._AC_UF894,1000_QL80_.jpg)
Sea to Summit Unisex Thermolite Reactor Extreme Sleeping Bag Liner/Orange Sack/Red Liner : Amazon.ca: Sports & Outdoors
![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/o3xfz9p1nja81.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
![Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Amazon.ca: Sports & Outdoors Sea to Summit Reactor Insulated Sleeping Bag Liner, Extreme (83 x 35) : Sea to Summit: Amazon.ca: Sports & Outdoors](https://m.media-amazon.com/images/I/81K1HPK6MeL._AC_UF894,1000_QL80_.jpg)