Hotel towels are laundered at high heat with industrial detergent. They're also on their 400th wash cycle and used by strangers.
The fact
Hotel towel fabric retains detergent residue at higher levels than home laundry. That's contact-dermatitis fuel.
What to do about it
Travel 10-pack in the carry-on. One clean towel per day of the trip.
What Kunbi is
Kunbi 10-pack travel size is TSA-friendly, weighs nothing, biodegradable. Shop the 10-pack.