Sea to Summit Ether Light XR Pro Insulated ASC Sleeping Mat (Large)
The Ether Light XR Insulated is a thick, insulating mattress from the brand Sea To Summit.It features Air Core-V optimised foam construction, which optimises weight distribution and insulation to make it lightweight, insulating and comfortable. With an R-Value of 4.5, this mattress can be used all year round. Its insulation Thermal Core makes this a mattress that will keep you warm, while reducing the weight of the model.This model comes with a storage bag that includes a built-in pump Airstream. A repair kit and replacement valve are also included. With its exceptional performance, this mattress is perfectly suited to extreme conditions and expeditions.
The Ether Light XR Insulated is a thick, insulating mattress from the brand Sea To Summit.It features Air Core-V optimised foam construction, which optimises weight distribution and insulation to make it lightweight, insulating and comfortable. With an R-Value of 4.5, this mattress can be used all year round. Its insulation Thermal Core makes this a mattress that will keep you warm, while reducing the weight of the model.This model comes with a storage bag that includes a built-in pump Airstream. A repair kit and replacement valve are also included. With its exceptional performance, this mattress is perfectly suited to extreme conditions and expeditions.
The Ether Light XR Insulated is a thick, insulating mattress from the brand Sea To Summit.It features Air Core-V optimised foam construction, which optimises weight distribution and insulation to make it lightweight, insulating and comfortable. With an R-Value of 4.5, this mattress can be used all year round. Its insulation Thermal Core makes this a mattress that will keep you warm, while reducing the weight of the model.This model comes with a storage bag that includes a built-in pump Airstream. A repair kit and replacement valve are also included. With its exceptional performance, this mattress is perfectly suited to extreme conditions and expeditions.
The Ether Light XR Insulated is a thick, insulating mattress from the brand Sea To Summit.It features Air Core-V optimised foam construction, which optimises weight distribution and insulation to make it lightweight, insulating and comfortable. With an R-Value of 4.5, this mattress can be used all year round. Its insulation Thermal Core makes this a mattress that will keep you warm, while reducing the weight of the model.This model comes with a storage bag that includes a built-in pump Airstream. A repair kit and replacement valve are also included. With its exceptional performance, this mattress is perfectly suited to extreme conditions and expeditions.
in 31 offers
The lowest price for Sea to Summit Ether Light XR Pro Insulated ASC Sleeping Mat (Large) right now is $287.00 at Wallaroo Adventure Store, compared across 30 retailers.
The all-time low was $259.18 on 25 Apr 2026 β today's price is 11% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 25 Sept 2026.
Last updated at 25/09/2026 11:26:18
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| Variant | |
| size | Large |
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Delivery $63
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