Journal
Notes on sun, shade and the clothes in between.
What UPF 50 means, in plain words
UPF tells you how much of the sun gets through your clothes. Here is how to read the number and what changes it.Capiz windows and the Manila sun
How the shell windows of old Manila houses handled strong light, and why our lining is drawn from them.How to choose a sun shirt for hot places
Six things to check before you buy a sun-protective shirt for the tropics.