Sea to Summit Ultralight XR Insulated Air Sleeping Mat - Regular

The Sea to Summit Ultralight XR Insulated Air Sleeping Mat is designed for adventurers who demand ...

Best current price£127.00from Nevisport

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NevisportSea To Summit Unisex Yellow Ultralight Xr Insulated Air Sleeping Mat
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£127.00
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Runners NeedLight Sea To Summit Ultra Xr Insulated Air Mat - Regular
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£127.95
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TisoSea to Summit Ultralight XR Insulated Sleeping Mat Regular - Sleeping Mat - Yellow
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£150.00
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Product Information

Full details

The Sea to Summit Ultralight XR Insulated Air Sleeping Mat is an essential piece of gear for backpackers and alpine enthusiasts who prioritize a high warmth-to-weight ratio without sacrificing comfort. Featuring advanced Air Sprung Cell technology and ThermalCore insulation, this mat provides a stable, cushioned surface that effectively prevents cold ground conduction, though its ultra-lightweight construction requires careful site selection to avoid sharp debris.

All features

Model Part Number003976889
BrandSea to Summit

Extended Product Information

FAQs

Can I use this mat in freezing temperatures?

Yes, the integrated ThermalCore insulation is specifically designed to retain body heat in cold conditions, making it suitable for 3-season and light alpine use.

How do I repair a leak in the field?

The mat typically comes with a field repair kit containing adhesive patches. Clean the area around the leak, let it dry, and apply the patch with firm pressure.

Is this mat compatible with non-Sea to Summit pillows?

The PillowLock system is specifically designed for Sea to Summit pillows. Other pillows may not attach securely, though they will still sit on the surface of the mat.

Should I store the mat rolled up?

No, long-term storage in a rolled position can compress the insulation and cause material fatigue. Store it loosely folded or flat.

What is the R-value of this mat?

The Ultralight XR is engineered for high insulation performance; please refer to the specific technical specifications provided on the product packaging for the exact R-value rating.

Does the fabric make a lot of noise when I move?

The materials are selected to minimize 'crinkling' sounds, providing a much quieter sleep experience than many other lightweight insulated mats.

Troubleshooting

Mat feels like it is losing air overnight

Check that the valve is firmly pushed in and the silicone flap is not obstructed by debris. Inspect the surface for micro-punctures using a soapy water solution to identify bubbling air.

Difficult to inflate with the pump sack

Ensure the pump sack is fully opened to capture maximum air volume with each sweep, and verify the valve is set to the 'open' position rather than the 'dump' mode.

Pros and Cons

Pros

  • Superior warmth-to-weight ratio for cold-weather camping
  • High-loft thickness provides excellent cushioning for side sleepers
  • Includes convenient and fast Airstream pump system
  • Extremely compact when packed for efficient backpack storage
  • Secure compatibility with PillowLock accessories

Cons

  • Ultra-light materials require caution on rough, rocky terrain
  • Increased thickness can feel less stable to those accustomed to very thin mats
  • Requires proper storage (unrolled) to maintain long-term foam loft

Setup, Compatibility & Care

To ensure the longevity of your mat, always clear your sleeping area of sharp sticks, rocks, or pinecones before laying it down.

Inflation: Attach the Airstream pump sack to the multi-functional valve and use the bellows-style action to inflate. The valve features a one-way setting for inflation and a wide-mouth setting for rapid deflation.

Care Instructions: After your trip, store the mat unfolded and with the valve open in a cool, dry place to allow the internal insulation to maintain its loft. If the mat gets dirty, clean it with a mild soap and warm water solution, ensuring it is completely dry before storage. Always check the PillowLock patches for debris to ensure a secure connection with your pillow.

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