schlafsack isomatte Buy 3-season sleeping mat – camping & trekking

schlafsack isomatte Buy 3-season sleeping mat – camping & trekkingThe R3 UL sleeping mat weighs only 600 g and packs down to 26 x 11 cm one of the lightest 3 season mats with a genuine R value of 3. 3. You'll sleep warm down to 5 C without hauling kilos of gear. Benefits at a glance 600 640 g total weight: Noticeably lighter than rectangular mats your back will thank you on long tours R value 3. 3 (ASTM F3340 22): Lab tested insulation down to 5 C not a marketing claim, but measured protection against ground cold

The R3 UL sleeping mat weighs only 600 g and packs down to 26 x 11 cm – one of the lightest 3-season mats with a genuine R-value of 3.3. You'll sleep warm down to -5 °C without hauling kilos of gear.

Benefits at a glance

• 600-640 g total weight: Noticeably lighter than rectangular mats – your back will thank you on long tours
• R-value 3.3 (ASTM F3340-22): Lab-tested insulation down to -5 °C – not a marketing claim, but measured protection against ground cold
• Synthetic down insulation: Insulates reliably even when damp – unlike real down
• 8 cm pad thickness: Roots, stones, and uneven ground become secondary concerns
• Mummy shape: Saves 40 g compared to rectangular mats with identical shoulder area sleeping surface
• Pack size 26 x 12 cm: Fits into any lid pocket – even with a fully loaded backpack

Material & Quality

Outer material: Recycled 20D nylon ripstop with TPU coating – tear-resistant, abrasion-resistant, PFC-free. The TPU coating replaces environmentally harmful PFC treatments without compromising breathability.

Variants

• R3 UL 193: 195 x 61 x 8 cm | 640 g | Pack size 26 x 12 cm
• R3 UL 183: 183 x 61 x 8 cm | 600 g | Pack size 26 x 11 cm

Care

• Wipe with damp cloth
• Do not store rolled – keep open or hanging
• Protect from direct sunlight

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