Start with an ultra lightweight  extruded rigid plastic core - capable of withstanding 2000 pounds of pressure - with a 6" in diameter and 48" in height

Add a black or british houndstooth (brown/gold weave) exterior covering made of 1000 denier Cordura®

Add a padded three-point strap for single or dual shoulder use

Add a locking hardtop cover - stainless steel locking pin and combination master lock®

Optionally add an easily removable stand or easily removable wheels (one bolt) shown below

And you have the basic Cargo dual purpose travel and golf bag.

Next, decide if you want pockets permanently attached to the Cargo bag - this is the Voyager Model - or have the pockets detachable - this is the Convertible Model. 

The Voyager, shown above, has 2 large and 2 small pockets - with enough storage to hold one pair of shoes, a rain-suit, wind shirt, one dozen golf balls, tees and your glove.

The Voyager is available in solid black or british houndstooth (a brown and gold weave)

The voyager weighs 6 pounds and hold 14 to 15 clubs.  The diameter is 6" - with a small divider bar in the middle.  The inside of the case is lined with fabric.  The outside is covered with Cordura.  Two year warranty.

According to the manufacturer, overall height, width and length is less than 62".