Boy
Girl
Men
Women

Baby-carrier
Backpack
Bivouacking
Housse de pluie

Water-repellent
Waterproof

10 litres
15 litres
17 litres
20 litres
21 litres
22 litres
23 litres
25 litres
30 litres
40 litres
45 litres
50 litres
55 litres
60 litres
Ecological

Climbing
Mountaineering
Nordic walking
Ski
Trekking
Walking

Intensive (more than twice a week)
Occasional (1 to 2 times a month)
Regular (once or twice a week)