This multi-functional clothing has everything one could ask of a base layer. XWARM regulate your temperature while keeping you warm and dry even in extreme cold. The material consists of an inner layer of channel knitted polypropylene which transport humidity away from the body and to the outer layer, where it is absorbed by the merino wool. Recommended temperature -20°C to -35°C.Keep warm and stay dry during e.g stationary work in biting cold. Material Composition70% Merino wool, 30% polypropylene, terry knitted, wicking, moisture management, 275g/m² FunctionalityRecommended temperature -20°C to -35°C DetailsHigh collar with zipper External labels FinishRib-knit sleeve Extended back Washing Instructions40 °C - mild. No bleaching. No dry-cleaning. No ironing. No tumble-drying. Use wool detergent. Ideally suited for the following professionsCraftsman,Industrial Worker,Gardener,Road Worker,Construction Worker,Plumber,Bricklayer,Tile Layer,Electrician,Sheet Metal Worker,Roof Layer,Fisherman,Concrete Worker Key Product FeaturesMoisture-Wicking We deliver Blaklader Workwear 4894 Baselayer Top Zip-Neck worldwide.We specialise in shipping almost anywhere in the world securely at competitive prices - across UK, US, Canada, Ireland, New Zealand, Europe - securely and fast at competitive prices