Our team of mountain trekking enthusiasts has developed this padded jacket for trekking in cooler weather.. Slim and warm, it is our most eco-designed mountain Trekking down jacket! Durability > 20 000 cycles in the Martindale test. 20 denier thread. Polyamide canvas. Warmth Inflating polyester wadding. Drawcord at jacket base. Eco-design Wadding made of 25% recycled polyester. Grey lining with low CO2 impact. Compact design Easily folds away into its left-hand pocket using a zip with double puller. Weight This down jacket weighs approximately 365g in size M. Water repellent Surface-treated outer fabric to prevent water from getting in. Easy maintenance Synthetic fabric and wadding that can be machine washed at 30°C.