Fundamentals
Backpack (30 to 40 liter), Passport/ID card, Wallet, Credit/Debit card, Cash (Home currency, safety), Driver license
Hygiene products
Toothbrush, Toothpaste, Towel, Nail clipper, Nail file, Plaster
Clothing
Shoes, Jacket, Gloves, Beanie, Sweater, Pants, 3 x Shirts, 3 x Underpants, 3 x Socks (pairs)
Technology
Smartphone, USB to USB-C, AC to USB-C Adapter, Powerbank, Headset
Additional
Pen, Writing pad, Earplugs, Razor, Shower gel, Camera, E-Book reader, Sunglasses, Base cap, Head torch, International Driver license, Goggles, Dry bag, Lock (for lockers in hostels)
For Skiing
Ski, Ski boots, Ski poles, Ski goggles, Ski socks, Thermal underwear
Get over there
Cash (Local currency), SIM-Card, Sun cream