The equipment of the right mountaineer must include the Trion 35 backpack, which is equipped with an opening back. This design will allow you easier packaging and a better overview when organizing things on the trek. The entire weight of the load helps to effectively disassemble the U frame and padding of Eva foam. The side straps can carry skis and ice axes, you can also take hiking poles and a rope. Thanks to the pockets on the shoulder straps, you can always have your phone or camera with you. You will find the Mammut Connect pictogram on the backpack, and after downloading it to your mobile phone using an NFC reader, you can learn more about it. Trion 35 has a removable waist belt, adjustable lid and bottom, which is made of a stronger fabric for greater durability. You will also appreciate the back entrance, two side pockets and loops for attaching various other equipment such as rope, ice axes, poles or skis.