You can keep all these items handy when your guests forget to pack them!
You could consider a small charge as extra income or simply make a great impression by instantly solving their problem.
"We also use additional complimentaries, such as amenity packs, extra soaps, shower caps, toothbrush packs, shaving packs, etc. and buy these from a great little company called Out of Eden based in Cumbria."
Quantity Discount when you buy 4 or more packs of 50