With a 45-litre optimum capacity, custom-developed fabrics, and aluminium hardware, the Tupilak 45+ is a lightweight, highly weather-resistant, and durable climbing and mountaineering pack ideal for multi-day alpine routes and long climbing days in the most severe winter conditions. Developed through more than 35 prototypes, our team has used it extensively on some of the world’s most challenging alpine lines and for dependable day-in and day-out use by alpine guides and instructors.