Or Marriott could make this easy fix, for the millions of guests who are farsighted (hyperopic).
I am fortunate that does not include me. And if Marriott declines to revert to individual toiletries, my wife will remain happy with the liters of free shampoo annually. So I could go either way on the bigger question of bulk toiletries versus individual containers -- best for discussion in the
Single-use Elimination thread.
But
clearly identifying the contents of shower-mounted body wash, shampoo, and conditioner seems like a "no brainer". When hotel workers install two of one type and omit the other,
see Post # 536, Single-use Elimination thread,
supra, this illustrates the gravity and consequentiality of the (lack of) visibility issue.

No body wash and (in the left & right positions) two shampoos.