best size for weekend travel backpack LOVEVOOK 40L Women & Men, Airline Approved Carry On Luggage with 3 Packing Cubes, TSA Overnight Bags, Waterproof Personal Item Bag, Weekender Essentials Backpacks fits 17" Laptop Bobbers Corks & Floats_Balsa Wood Floats NIKE CLASSIC KIDS' BACKPACK Color:Navy Leather

best size for weekend travel backpack LOVEVOOK 40L Women & Men, Airline Approved Carry On Luggage with 3 Packing Cubes, TSA Overnight Bags, Waterproof Personal Item Bag, Weekender Essentials Backpacks fits 17" Laptop Bobbers Corks & Floats_Balsa Wood Floats NIKE CLASSIC KIDS' BACKPACK Color:Navy Leather

NIKE CLASSIC KIDS' BACKPACK - 16L | Backpacks | Sportland

CLEAR, COLOURFUL SONAR Choose from 7 new vivid colour options to see fish and structure in maximum contrast and clarity on your 4-inch fishfinder

Bobbers Corks & Floats_Balsa Wood Floats

Color:Navy Leather

This is just my own impression, but anything beyond 12- 13 kg of load starts to become uncomfortable for long distances and serious elevation gain