I bought this dress for my wife as a surprise so I didn't get a chance to get custom measurements. I ordered a size medium in pink and purple with black trim and was worried about the fit since the medium size didn't exactly match her size.
Well, we were pleasantly surprised that it fit perfectly and she loves it. Fit is great, quality is great. No complaints at all.
We have a lot of zippers on our products here and a lot of options for zippers. A lot of times our patterns come with a pre-set selection, but we can customize more. Locking, WaterTight and even air-tight zippers are sometimes requested as customization features. You can always ask for a quote for something via the "I'd like to customize this product" link on any page. Meanwhile, here's a simple picture to explain the type of zippers and what they are called.
