- new in original packaging - Mammut Sender IN Hooded Jacket - Men's Small (S), Deep Teal colorway From brand: For warmth and comfort in sub-zero conditions, this thermal jacket is insulated with a specialized synthetic fill: our one-of-a-kind Mammut LOOPINSULATION, made of recycled rope scraps. Combined with a recycled wind-repellent outer fabric, this cozy layer offers the protection you need while marking an important step towards a more circular economy, and responsible production with the lowest possible impact on the environment. Mammut LOOPINSULATION PFC-free DWR Fair Wear Recycled Pre-adjusted hood Two zippered side pockets Elasticated cuffs Partially elastic hem for a better fit Regular fit Machine wash and dry