It could have a towel, shampoo, soap, so a homeless person can have a hot s shower and a proper clean up.

里面有毛巾、洗发水和香皂，这样无家可归的人就能洗个热水澡并好好收拾一下。

youdao

Lycidas is going to shampoo his hair in heaven much as he shampooed his hair on earth, except in heaven there's always a difference.

利西达斯在天堂也要洗头发,正如在人间一样，但在天堂总会有点不同。

耶鲁公开课 - 弥尔顿课程节选

So we confiscate granny's shampoo at the airport because the half-empty container could hold 3.5 ounces of liquid.

CENTERFORSECURITYPOLICY: Betraying our dead

The hayfeverishly fresh scent of Rema's shampoo was filling the air and through that brashness I squinted at this woman, and at that small dog, acknowledging to myself only that something was extraordinarily wrong.

NPR: Excerpt: 'Atmospheric Disturbances'

Some FlyerTalk members advocate practices designed not to breeze through a checkpoint, but to specifically expose the TSA's hypocrisy: tricks like carrying frozen shampoo and using the most obscure forms of valid ID.

FORBES: Magazine Article