Choose from the Zero Brand of Smell Proof Bags. These carbon lined bags really work well.

There are four models to choose from.

Leonardo -This model is ideal to put in a backpack and has two compartments one of which has a combination lock. Although there are a few similar sized models on the market that are similar the value this model offers is far better as it has a removable wristlet and two compartments rather than just one. The smaller compartment ideal for a pen style vape or other long items. The main compartment is very large both are carbon lined to remove the smells. 

Manual - This case is ideal for placing delicate items inside and has padding that is removable and also removable divider. There is a combination lock to keep your goods secure.  Many thousands of the Manuel have been sold and the feedback has been great. 

Diego - The ultimate in stealth a large bag that is fully carbon lined and looks very business like. There is a convenient side pocket that will take a 15 inch computer.  This model is available in  light grey. 

Carlo - The backpack that has proven itself for many years and sold all over the world. The Carlo has so many features, double zipper and removable/interchangeable logo, superior back padding. combination lock and many pockets. A large backpack that will hold all your stash and is the ultimate in smell proof technology.