waterproof

Leakage worries are normal but Dr Tempest says they are reliable for most people and have a built-in waterproof layer and odour lining.

The school's website stated students must wear black leather or "leather-like" waterproof shoes, but does not explicitly ban trainers.

It is not known what he was wearing when last seen, but police said he was an experienced hillwalker and was likely to have been wearing walking boots, a waterproof jacket and carrying a rucksack.

The works then progresses over the following months to bridge waterproofing, concrete repairs, resurfacing, expansion joint replacements, edge beam strengthening, and barrier upgrades.

But it never hurts to bring waterproofs just in case, and some drizzle is forecast by Monday afternoon.