When the sun shines and the humidity rises, watch fans know it’s time to switch up their wristwear. Steel bracelets get too hot and leather’s too sweaty (and prone to damage). Rubber’s OK, but even that can get a bit sticky now and then. Titanium has its advantages. It doesn’t conduct heat like steel and it’s nice and light, but it’s expensive and will still scratch. What you want is a fabric strap: comfortable, light, breathable, flexible, washable and, best of all, likely to add a splash of colour. We’ve picked out five watches that come on threads and make ideal poolside timepieces.