Greeting from America~ you don’t need to pack string and clips to dry your laundry, as there’s definitely laundry dryers everywhere you go. There’s really nowhere to install the string drying kit anywhere in your hotel, and the air doesn’t circulate so it will take a long time if you dry your clothing that way. Snacks are also unnecessary if you’re going to California, they have Asian markets everywhere (they even have books-off). But great call bringing your own feminine hygiene products, American pads suck. If you feel like downsizing your skin care/ makeup it would be a good idea, you can just walk into any Sephora / Ulta and ask for samples since you’re not going to be staying very long. I’d recommend you bring a pair of spa slippers, they don’t have it in the hotel, and hotel carpets are pretty gross.