Spark -1°C/30°F Down Sleeping Bag climbers The ultimate aim

The ultimate aim

Dimensions: 232 x 218 cm

it is still sturdy and solid

Threaded port and 1/4" diameter drink tube make it easily compatible with accessory caps and adaptors

unlike more traditional versions of the classic half-rimmed style

Spark -1°C/30°F Down Sleeping Bag climbers The ultimate aimLightweight and surprisingly warm The Spark 1 is a slightly beefed up version of the standard Spark lightweight bag. Its still fantastic for fleet footed jaunts where every gram counts, but an extra 116g of insulation lets you push your adventures beyond the summer season. At just 493g for the regular size unisex model, everything's designed to maximise that all important warmth to weight ratio, from the featherlight 10 denier nylon shell fabric to