also: ノンワイヤ
noun which may take the genitive case particle 'no', noun
wireless; non-wired
Almost exclusively used for bras without underwire. Common in fashion and lingerie contexts.
最近はノンワイヤーのブラが人気です。
Wireless bras have been popular lately.
このブラはノンワイヤーで着け心地がいい。
This bra is wireless and comfortable to wear.