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Band length

Lay the bra on a flat surface with the cups up and accomodate the bra ends to be in a straight line (you may have to slightly tilt tue cups together to achieve this). Now measure from hook to hook. Do not stretch.

In this case, the band length is 61.8cm or 62cm. not 63.5cm where the band ends.

Cup width

cup width instructions

This is the measure the distance from tip to tip of underwire, place your tape on the center of the cup (where the underwire begins) and measure across the cup (from inner side to inner side).

Cup depth

The cup depth is the measure of the inner perimeter of the cup.

Place your tape inside the cup around the fullest part from the beginnig of the wire to the end of such curve.

For this bra, the cup's depth is 16.5cm.

Yes, this is a tricky one.

Cup separation

This measures how far away your breasts need to be in order to fit confortably the cups.

This is the measure of how far each inner side of the cups is, which is the wire's width, plus the cup separator.

In this case, the cups are 3cm separated (6 minus 3).

Wire length

This meaures the length of the wire used for the cup.

Place your tape along the underwire, and measure from end to end.

In this case, the wire is 20cm long.

Measure only the actual underwire, even if it's smaller than the fabric covering it.

Wire length instructions

If your bra does not have underwires, please measure the perimeter of the cup in the same fasion even if it does not have a round shape, follow the square seams.

Strap width

This is pretty straightforward. How wide is the bra strap.

This strap is 1cm wide


The number of hooks the bra has.

This one has 2 hooks.


The cup size shown in the label.

This bra is a C cup.

If the label shows equivalences, use the one with less letters.


The band size shown in the label.

This bra is a band 34.


The brand of the bra.

This is a Vanity Fair bra.


In this case, the label names the model or style of the bra.

This bra is a model 75-238.

In case your bra also has a model name, please include both separated with a @. such as Name@code.

If in doubt, leave this blank.

Resulting line

Cup Band Band Length Cup Depth Cup Width Cup Separation Wire Length Strap Width Hooks Brand Model
C 34 61.8 16.5 12.0 3.0 20.0 1.0 2 Vanity Fair 75-238

It is ok, if your measurements are not dead exact, but try to measure a close estimate.