The ALPINESTARS MTB Jacket Nevada Packable is an ultra-lightweight, windproof, and water-repellent softshell garment. It features mesh inserts on the back and underarm areas to enhance air circulation and keep you comfortable during intense rides. The jacket has an extended back fabric for greater coverage in the lumbar area, ensuring protection from the elements. It is also conveniently packable with an integrated storage pocket, making it easy to carry and store when not in use. Made of 95% nylon and 5% spandex, this jacket offers durability and flexibility for your mountain biking adventures.