Granger\'s G20 Trek insoles can give you the comfort and support you may be missing from your walking footwear. They\'re made using dual-density EVA foam, to give an increased level of comfort and stability over similar products. As well as wicking away moisture with their microfibre top sheet, the dual density foam footbed absorbs shock whilst providing unrivalled support, giving you a sturdy insole that provides comfort throughout the day. Weight: 70g (pair of size 40) Microfibre top layer to help wick away moisture Dual density EVA bottom layer to help give all day comfort and shock protection