Casual, but modest dress for dinner, church, and visiting. Swimwear and accessories for pool and ocean. One-day laundry service is available during most stops. Shorts are not worn in cities, but are OK at lodges and while on game drives. And it is true, there are good practical reasons to wear khaki.
Khaki also hides the dust and dirt.
Costs of most items are about the same as U.S., some things will be cheaper. As in most tourist centers worldwide visitors are advised not to leave cash and valuables in their hotel rooms but to make use of safe deposit boxes or safes. Visitors should never carry large sums in cash and women should keep a tight grip on handbags in crowds or busy streets. As in all major cities walking at night alone or in small groups should be considered a hazard and avoided. Reliable taxis are available at all the principal hotels.