Gregory Alpinisto 28 LT Backpack The Alpinisto 28 LT offers a fully-featured alpine pack in a lightweight, configurable package. Integrated gear attachment solutions and removable features allow you to get your gear just the way you like it, so you can focus on the fun part. Extremely secure and strong in its construction, the Alpinista backpack provides ample space to carry heavy objects securely and comfortably. The main body has been constructed with 100D high-density nylon and 210D high-density nylon, this makes the bag extremely tough and durable, able to stand up against forces. Additionally, a durable base consisting of 210D high-density nylon ensures your belongings are protected. A low-profile tapered harness with a removable sternum strap featuring an integrated safety whistle if you ever encounter any danger. As well as being versatile, the Alpinista is highly breathable allowing air to permeate for increased ventilation. The system allows cool air to flow throu