The ultimate wardrobe perennial, the trench is a go-to come rain or shine. Opt for a classic colour and treat it as a neutral, making layering with other pieces a far easier exercise.
Oversized, £150, Cos (cosstores.com)
Faux suede, £59.99, Zara (zara.com) Leather, £110, & Other Stories (stories.com) Faye Oxford, £169, Hobbs (hobbs.co.uk)
Tropical garberdine, £1,495, Burberry ( burberry.com)
Silk-satin mix, £250, J Crew (net-a-porter.com)