Fully featured GORE-TEX, tough and highly insulated mountaineering mitt with removable lobster style inner Weight (approx) - 320g The Symphony Modular Mitt is our most technically advanced mitt system. Extremely tough, waterproof and insulated: the GRANITE STRETCH THERMAL with GORE-TEX Plus Warm Technology insert outer mitt protects against harsh winter conditions. The ultra-light inner lobster style mitt is constructed with PrimaLoft® insulation and a PERTEX® outer providing exceptional warmth and can still be used as a stand-alone piece. OUTER MITT: GRANITE STRETCH THERMAL softshell Goat leather palm and side walls GORE-TEX waterproof insert plus Warm Technology 133g/m2 PrimaLoft® Gold insulation Pile fleece lining INNER MITT: PERTEX® QUANTUM with Ripstop Nylon reinforcement 100g/m2 PrimaLoft® Gold insulation 100g/m2 PrimaLoft® Gold Grip Control insulation Brushed microfleece lining