A wide brimmed hat and scarf for sun protection.
Riding clothes, several layers to be put on and peel off, depending on the weather.
(Trousers, long sleeve shirt, T shirt, warm sweater).
Riding gloves.
Jacket to give protection against wind and rain.
Footwear that is safe for riding (trekking shoes will do).
A full change of clothes.
Swimwear.
Socks (bring spare socks in case the ones you are wearing get wet).
Warm sweater for the evenings, which can be cold.
Lightweight rain coat or rain poncho and rain pants.
An extra pair of light casual shoes.
Light towel and wash cloth.