This AONIJIE Mont Blanc Series 8L trail backpack, official co - brand with UTMB, inspired by “Roof of Europe” Mont Blanc. Lightweight (≈200g), 8L capacity fits sub - 100km trail runs. 12 multi - functional compartments (salt pill, 500ml water bottle, GPS, etc.) for diverse storage. Ergonomic design ensures stable, comfortable fit. Breathable mesh back keeps you dry during mountain activities. High - quality fabric suits trail running, climbing, hiking, cycling—ideal for professional outdoor use.