![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
![THERMOLITE REACTOR EXTREME SLEEPING BAG LINER - Sea to Summit - Alaska Outdoor Gear Rental Reservations THERMOLITE REACTOR EXTREME SLEEPING BAG LINER - Sea to Summit - Alaska Outdoor Gear Rental Reservations](https://img.rezdy.com/PRODUCT_IMAGE/158036/thermolite_reactor_extreme_liner_lg.jpeg)
THERMOLITE REACTOR EXTREME SLEEPING BAG LINER - Sea to Summit - Alaska Outdoor Gear Rental Reservations
![Amazon.com : Reactor Extreme Liner (adds up to 25°F) Regular / Mummy : Sleeping Bag Accessories : Sports & Outdoors Amazon.com : Reactor Extreme Liner (adds up to 25°F) Regular / Mummy : Sleeping Bag Accessories : Sports & Outdoors](https://m.media-amazon.com/images/I/619t10nFvpL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Reactor Extreme Liner (adds up to 25°F) Regular / Mummy : Sleeping Bag Accessories : Sports & Outdoors
![Sleeping Bag Liner : Thermolite Reactor Extreme for Cold Climate - Long : Sea to Summit by Sea to Summit Travel & Outdoor Gear (AREACTEXLONG) Sleeping Bag Liner : Thermolite Reactor Extreme for Cold Climate - Long : Sea to Summit by Sea to Summit Travel & Outdoor Gear (AREACTEXLONG)](https://www.traveluniverse.com.au/resize/Shared/Images/Product/Sleeping-Bag-Liner-Thermolite-Reactor-Extreme-for-Cold-Climate-Long-Sea-to-Summit/unnamed.jpg?bw=500&bh=500)