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Ether Light XR Insulated Mat Rectangular
-20% | TREK20
Ether Light XR Insulated Mat Rectangular + Sea To Summit

Ether Light XR Insulated Mat Rectangular

Insulating and comfortable mattress - Ether Light XR Insulated - Sea to Summit - 2026

€269.90

20% OFF*

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Ether Light XR Insulated Mat Rectangular
€269.90
delivery Home delivery from 09/06/2026
return 60 days to change your mind
Get €5.40 off your next order.
Description

TheEther Light XR Insulated Rectangular is an inflatable mattress from the brand Sea to Summit, ideal for Bivouac and designed for use in three seasons thanks to its R-Value 4.1 rating.

This mattress stands out for its innovative construction Delta Core™ , which optimizes heat retention where needed while reducing the overall weight by approximately 20%. With a thicknessof 10 cm, it offers exceptional comfort and good insulation against the cold ground. Its upper surface in 30D Stretch fabric provides a soft and pleasant feel, while the underside in 75D Polyester with TPU lamination guarantees excellent strength and durability.

It also Ether Light XR Insulated incorporates the system Pillow Lock™ to which you can attach a pillow Aeros™ for perfect support throughout the night. Its multifunction valve makes inflation and deflation easy, and the included Airstream bag also serves as an inflation bag for effortless inflation. Ergonomic and optimized, this mattress is an ultra-lightweight and compact companion for your outdoor adventures all year round.

Ether Light XR Insulated Mat Rectangular
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Technical details
R-value
4.1000
Mattress shape
Rectangular
Overview
Brand
Sea To SummitSea To Summit-logo
Warranty
2
Year
2026
Season
Spring
Gender
Unisex
Product details
Thickness (cm)
10
Weight (g)
665
Technical details
Compactible
Yes
Insulation
Yes
Self-inflating
No
Air mattress
Yes
Other features

- Delta Core™ technology
- Attachment system Pillow Lock™
- Lightweight Insulation
- Very thick
- Multifunction valve
- Soft and comfortable
- Robust
- Storage bags/inflation bags included

Dimensions:
- Folded: Ø 12 x 24 cm
- Unfolded: 201 x 64 cm

Materials:
- Upper material: 30D stretch fabric
- Outer material: 75D Polyester, laminated TPU
- Insulation: Thermal Core



Pillow Lock™ This system allows you to attach a pillow Aeros™ to your mattress Sea to Summit to prevent it from slipping.
Delta Core™ This strategic mattress construction increases heat retention in areas where it is needed and reduces the weight of the mattress in areas where less warmth is required, resulting in an overall weight reduction of approximately 20%.

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