Ortlieb - Duffle
Price : $349
The Ortlieb Duffle is submersibly waterproof, and completely dust proof. Expedition quality. 85L, weight = 1360g

Sea to Summit - Duffle Bags
Price : $59.95 - $72.95
Incredibly useful for both extended and local adventures. Size = Small - 40 Lt, Medium - 75 Lt, Large - 100 Lt, Weight = Small - , Medium - , Large -

MHW (Mountain Hardwear) - Expedition Duffle
Price : $169.00 - $299.95
Quite possibly the toughest duffle available. Use this when almost anything could happen to your luggage.

Berghaus - MULE 110 & 140 Wheeled
Price : $229 - $249
A large capacity (110Lt) travel sac with wheels for the adventure traveller. Weight = 1.85kg

Sea to Summit - Travel Tote
Price : $59.95 - $79.95
A fantastic adventure travel companion. Size = Medium - 60 Lt, Large - 100 Lt, Weight = Medium - , Large -