also: ノンワイヤブラ
wireless bra; non-wired bra
A bra without an underwire, often emphasizing comfort. Common in lingerie contexts.
Wireless bras have become popular recently.
This wireless bra is comfortable to wear.
Spelling with interpunct, less common.
Variant with interpunct and without long vowel marker.
From English 'non-wire bra', adapted into Japanese with katakana.