This black and red Mammut Whitehorn puffer jacket is a reversible design made from wind and water-repellent Pertex Quantum fabric with Re:Down padding through the body. It has a high neck, long sleeves, elasticated cuffs and hem, logo motifs, two pockets on each side and a zip fastening. If you're still contemplating this Mammut jacket, allow us to summit up for you: no cold weather adventure should be taken on without it.