The Gap Problem
The button gap — where a shirt pulls open between buttons across the bust — is one of the most universal frustrations for busty women wearing button-up shirts. It happens because shirts are cut to a standard proportional relationship between bust and waist that doesn't match the actual proportional difference on larger-bust bodies. There are several approaches: buy for the bust and tailor the waist (the most reliable solution); use fashion tape or snap fasteners between the buttons as a temporary fix; choose shirts with stretch fabric that accommodates the proportional difference; or look for brands that specifically cut for fuller busts.
Styles and Cuts That Work
Oversized shirts worn open over a fitted layer avoid the gap problem entirely and create a deliberately casual, layered aesthetic. Wrap-front shirts eliminate buttons across the chest entirely. Shirts with a discrete side zip — increasingly common in specialist brands — maintain the button aesthetic without the structural vulnerability. Fabric choice matters: a stiff cotton poplin has no give and gaps easily; a cotton-modal blend or stretch cotton has enough give to accommodate without losing the shirt's clean appearance.

Chimera Costumes — Heidi Lange
Chimera Costumes builds elaborate corseted and structured costumes for her curvy, augmented figure. Her construction documentation is a masterclass in making fashion work for real bodies.
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