1.White Seamless
2.6 foot parabolic to the left up high, 50 inch umbrella (or softbox) to the right for fill to make about a 1:1.5 ratio
3.apparel stylist to catch the things you'll miss with the clothing
4. 18% gray card, a color calibrated monitor hooked up to the computer you're shooting tethered to (because exposures/color/focus are critical in situations like this).
5. Any tether-capable DSLR on a tripod with a short telephoto to compress perspective.
Commercial photogs who do catalog shots like this make bank. It's highly technical, requires absolute consistency, and technical perfection from years worth of experience. Unless you really know your sh*t, hire someone else to do it, or else you'll end up paying double. (you attempting it + hiring a pro to actually do it)
/speaking from experience working on sets shooting apparel for exactly the same application as what you linked.
Now here's the tricky one, try shooting the picture you linked, except there's no model so it looks like the clothes are floating on a completely invisible person. Or photographing shoes like they're exploded diagrams.