The extra thick weight and merino wool lining will offer warmth even on cold days while the stretchdry membrane will prevent the wet weather from ruining your day out features fully waterproof breathable and windproof stretchdry technology will protect you from the weather and wet trails thick weight ideal for cold wet days to improve circulation merino wool lining excellent wicking performance to keep feet dry elasticated ankle and insteps offer support and a comfy fit secure fi