Skip to content
Free shipping over $149 · Oversized flat $30 · Ships from Ontario. 14-day returns · No-hassle exchanges.
Borderline Outdoor logoBorderline Outdoor logoBorderline Outdoor
  • Back
    Tents & Shelters
    Lighting & Power
    Sleeping System
    Hydration
    Camp Kitchen
    Tools & Safety
    Camp Furniture
    Camp & Hike clearance Summer dealsCamp & Hike clearanceShop now →
    Featured
    Camp & Hike DealsSale & ClearanceCamp BundlesNew ArrivalsSummer Accessories
    Explore
    Field Notes
  • Back
    Shop By
    Clothing
    Footwear & Accessories
    UPF 50+Sun Protection EssentialsShop now →
    Featured
    Apparel DealsNew Arrivals
    Explore
    Buying Guides
  • Back
    Packs
    Waterproof
    Accessories
    Hit The TrailPacks for Every AdventureShop now →
    Featured
    BackpacksDry Bags
    Explore
    Buying Guides
  • Surf & Skate
  • Top Brands
    NaturehikeMobi GardenFire MapleKailasColemanSnow PeakAll Brands →
  • Sale
  • Back
    Snowboard & Ski
    Protective
    Snow Accessories
    Men's Apparel
    Women's Apparel
    Kids' Apparel
    Off-Season DealsWinter ClearanceShop now →
    Featured
    Winter DealsWinter ApparelNew Arrivals
    Explore
    Buying Guides
Language
Language
Borderline Outdoor logoBorderline Outdoor logoBorderline Outdoor
Language
Language
SearchCart: items

Featured Products

A brown and black Naturehike Village 13 ridge automatic tent set up outdoors.Naturehike Village 13 Flagship 8-Person Automatic Cabin Tent (2026)
Quick view
Vendor: Naturehike

Naturehike Village 13 Flagship 8-Person Automatic Cabin Tent (2026)

4.9 (13)
Regular price $799.00 CAD
8 person22.0 kg3-Season
Two connected tents with warm lighting on a dark outdoor setting, labeled 'DIY Ultimated Connectivity'.Outdoor canopy tent with beige and black design on a white background
Quick add
Part
Canopy with Inner Tent (Medium)Canopy Large (Toggle Version)Inner Tent (Toggle Version-Large)Expand Tarp for Canopy Large (Toggle Version)Floor Mat (Medium)Floor Mat (Large)Canopy Connector (Between L&L)Canopy Connector (Between M&L)Canopy Large (Zipper Version)TPU Door (Zipper Vision-Large)Door Curtain with Mesh (Zipper Version-Large)Car Connector for Canopy Large
Quick view
Vendor: Naturehike

Naturehike Cloud Boundar Quick Opening Canopy / Tent (2026)

5.0 (5)
Regular price $349.00 CAD Sale price $299.99 CAD
Naturehike Cape™ 8-Person Pop-Up Camping Tent (2026)Naturehike Cape™ 8-Person Pop-Up Camping Tent (2026)
Quick view
Vendor: Naturehike

Naturehike Cape™ 8-Person Pop-Up Camping Tent (2026)

5.0 (10)
Regular price $549.00 CAD Sale price $439.99 CAD
8 person18.2 kg
A beige or green Naturehike Ango 4 Automatic Tent with an extended canopy on one side, designed for camping.Naturehike Ango 4 Automatic Tent (With Canopy) (2026)
Quick add
Color
GrayBrownPink
Quick view
Gray Brown Pink Gray
Vendor: Naturehike

Naturehike Ango 4 Automatic Tent (With Canopy) (2026)

5.0 (8)
Regular price $299.00 CAD Sale price $249.99 CAD
4 person8.5 kg3-Season
Naturehike Dune™ 10.9 Pro 4-Person Hot Tent (2026)Naturehike Dune™ 10.9 Pro 4-Person Hot Tent (2026)
Quick view
Vendor: Naturehike

Naturehike Dune™ 10.9 Pro 4-Person Hot Tent (2026)

4.7 (13)
Regular price $839.00 CAD Sale price $679.99 CAD
4 person12.5 kg4-Season
Beige camping tent with black interior on a white backgroundGray camping tent on a white background
Quick add
Color
SandAsh
Quick view
Sand Ash Sand
Vendor: Naturehike

Naturehike Star River™ 2-Person Ultralight Backpacking Tent (2026)

5.0 (12)
Regular price $249.00 CAD Sale price $229.99 CAD
2 person1.4 kg3-Season
Naturehike Star River™ EXT 2-Person Ultralight Backpacking Tent (2026)Naturehike Star River™ EXT 2-Person Ultralight Backpacking Tent (2026)
Quick view
Vendor: Naturehike

Naturehike Star River™ EXT 2-Person Ultralight Backpacking Tent (2026)

5.0 (6)
Regular price $499.00 CAD Sale price $399.99 CAD
2 person1.3 kg3-Season
Naturehike Light Folding gathering camping Wagon (2026)Naturehike Light Folding gathering camping Wagon (2026)
Quick view
Vendor: Naturehike

Naturehike Light Folding gathering camping Wagon (2026)

Regular price $219.99 CAD Sale price $169.99 CAD
Steel Frame / 600D Double Oxford10.0 kg
Naturehike Rubik's Cube Jl All Terrain Gathering Wagon (2026)Naturehike Rubik's Cube Jl All Terrain Gathering Wagon (2026)
Quick add
Size
MediumSmall
Part
WagonTable
Quick view
Vendor: Naturehike

Naturehike Rubik's Cube Jl All Terrain Gathering Wagon (2026)

5.0 (2)
From $49.99 CAD
Steel Frame / 600D Double Oxford
Skip to product information
Ether Light XR 4 photosSea to Summit Ether Light XR Insulated Air MatSea to Summit Ether Light XR Insulated Air MatSea to Summit Ether Light XR Insulated Air Mat
Ether Light XR
Sea to Summit

Sea to Summit Ether Light XR Insulated Air Mat

Regular price $329.00 CAD
Shipping calculated at checkout.
Quantity
Low stock — only 1 left ready to ship from Ontario · free shipping on this order
Ships within 24 hoursIn stock — orders before 2 PM (ET) usually ship the same day.
This order ships free

Highlights

R-4.1Insulation10.0 cmThickness470 gWeight
See full specifications ↓
Shipping & returns

Free standard shipping over $149 (oversized items ship at a flat $30 rate). This sleeping pad ships as one 0.5 kg box — curbside delivery in 2–5 business days across Ontario. 14-day returns on unused gear in original packaging.

View full shipping policy →

Warranty & support

Backed by Sea to Summit's manufacturer warranty with local support from our three Ontario stores — pole repairs, seam care and spare parts included.

Ether Light XR

Sea to Summit Ether Light XR Insulated Air Mat

Regular price $329.00 CAD
Description

Product details

The Sea to Summit Ether Light XR eases you to sleep on 10 cm of Air Sprung Cell comfort, stable in any position. ThermalCore insulation reflects warmth back to you for an ASTM-tested R-Value of 4.1, extended-three-season capable. The integrated pumpsack and high-flow XPRESS valve make inflation and deflation quick. Increased weld strength adds durability, while PillowLock patches keep your pillow from sliding. Light and packable, it slips easily into a pannier or backpack.

Key Features:

  • ThermalCore insulation reflects warmth back to the sleeper
  • Extended 3-season, ASTM-tested R-Value 4.1
  • 10 cm / 3.9 in Air Sprung Cell comfort in any position
  • XPRESS valve + integrated Airstream pumpsack for fast inflation
  • Increased weld strength for durability
  • PillowLock patches secure your Aeros pillow
  • Includes stuff sack, pumpsack & repair kit

Technical specs

Measured by Sea to Summit · verified in-store by our staff

Dimensions 183 cm 55 cm1.0 m²
Size 183 × 55 cmPacks to 20.5 × 11 × 11 cm

Insulation and size details for this sleeping pad.

INSULATION & INFLATION

Insulation (R-Value)4.1
R1 · summerR4 · 3-seasonR6+ · winter
Thickness10.0 cm
MaterialNylon / TPU
Season3 Season

SIZE & WEIGHT

Dimensions183 × 55 × 10 cm | 72 × 22 × 4 in
Weight470 g
Packed Size20.5 × 11 × 11 cm

Cart

Your cart is currently empty.