Kobayashi Nodonuru Nure Mask
Sana's own bags on BAZAAR Korea Inside Bag; numbered on-screen tags with brand and product; no ad notice.
Kobayashi
Sana, Chaehyun, Cha Eun Woo named or showed 3 Kobayashi items on camera.
Which Kobayashi products do idols use?
KOBAYASHI Nodonuru Sleeping Humidifying Mask (Unscented)
In-flight must-have to protect her voice; on-screen caption.
Kobayashi Nodonuru Nure Mask (wet humidifying mask)
He says he relies on it on set and on planes; brand shown in on-screen text.