M12690 Marmot Men's Echo Featherless Hybrid Take the chill out of damp, frigid days with the Men's Echo Featherless Hybrid Jacket from Marmot. The perfect addition to your layering kit, this jacket can be worn over your favorite baselayer or under heavier insulation. Its moisture-wicking DriClime lining keeps you comfortable in any weather, and 3M Thinsulate Featherless insulation lets you enjoy the feel and performance of natural down without any allergens.