Everand Logo

Welcome to Everand!

  • Wilderness

    R-VALUE

    Mar 23, 2020 1 minute

    A sleeping mat’s R-value (Resistance-value) measures its effectiveness at resisting heat loss. The higher the R-value, the warmer For summer use when day and nighttime temperatures are warm. Suitable for three-season use, including conditions where you might get a mild ground frost. All season use, including conditions where you might get a heavy ground frost. Below freezing air temperatures day and night with cold to frozen ground.

    You’re reading a preview, subscribe to read more.

    More from Wilderness

    Wilderness2 min read
    What's in MY PACK
    Jim Meyer came to New Zealand in 2002. A former product tester for Gregory Mountain Products in the US, he has extensive backcountry experience and a deep understanding of pack mechanics. He started Helium Packs in 2021 and believes long-distance tra
    Wilderness1 min read
    Finding Focus
    I AM A FIT outdoors person doing wilding pine work, weed control, guiding and LandSAR volunteering. But over the last year my health has been an increasing struggle, and in March I had a diagnosis of cancer – grade three follicular lymphoma and a lar
    Wilderness1 min read
    Emerald Lakes Freed Of Weed
    » Tongariro Alpine Crossing’s unique Ngarotopounamu Emerald Lakes are once more shimmering blue and green after being cleared of an invasive weed. For years the lakes’ shores and shallows have been smothered by the invasive Juncus bulbosus, a native

    Related