The AC Lite 23 walking backpack, for men, from the brand deuter, will be the ideal partner for day hikes. Ultra-light, this walking backpack features maximum ventilation thanks to the Aircomfort back system. Its front opening allows you to have excellent visibility of all your belongings. Additionally, you can easily attach your helmet to the loops on the outside of the AC Lite 23. It's the perfect backpack for all your mountain activities! Lightweight Round profile frame made of permanently elastic spring steel Compatible with a 2.0-liter water bottle/hydration bladder Adjustable chest strap Pole holder Attachment loops for helmet holder (helmet holder available as an accessory) Mask holder on the shoulder strap Rain cover Internal compartment to keep valuables safe Elastic internal compartment for storing wet/sweaty clothes, water reservoir, etc. Front zip access SOS label Padded hip belt Aircomfort system PFC-free Volume: 23 Liters Dimensions: 52 / 28 / 24 (H x W x D) cm Back length: 44 - 54 cm Weight: 920 g Deuter AC Lite 23 - Walking backpack - Men's