Good grief...both White Rain and Suave make $1 plastic bottles of shampoo, conditioner and body wash...in most supermarkets, drugstores and Dollar Tree.
Supply a couple of beach towels and Solo cups for the pool.
Raise your rental by a dollar.
No glass byhe pool is a no brainer and you wont come off as an over controlling host.
We are a hotel and if you are giving up your privacy for money, you have to learn to adjust.