![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
![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) : 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)