The easiest and safest vent clamp available. Accommodates round and oval configurations. You'll need two of them in most cases.
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a-FOIL-45
4" diameter by 5 feet long, spiral type multi-ply foil flexible duct used to connect the dryer to the wall outlet. Although this is a UL listed product, its use is discouraged by all dryer appliance manufacturers and local codes. Granted it's easy to work with, but it will not contain a lint fire within the hose and also, it is not as efficient as the aluminum flex.
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a4-BRSH-10
Clean Your Dryer Tube with this innovative 10 foot long brush. Reduce drying time and lessen the chance of the lint build-up fire hazard. Great to have on hand.