By Ally Capellino for The Tate
Buy online at tate.org.uk Photograph: PR
By Muji
Buy online at muji.eu Photograph: PR
100% lambswool, ethically traded
By Komodo
Buy online at shop.komodo.co.uk Photograph: PR
By Paul Smith
Buy online at paulsmith.co.uk Photograph: PR
100% slk
By Jaeger
Buy online at jaeger.co.uk Photograph: PR
By the New York Hat Company
Buy online at my-wardrobe.com Photograph: PR
By Isaac Reina
Buy online at oki-ni.com Photograph: PR
By Missoni
Buy online at brownsfashion.com Photograph: PR
By Want Les Essentiels De La Vie
Buy online at oki-ni.com Photograph: PR
By CA4LA
Buy online at brownsfashion.com Photograph: PR
Vegetable-tanned leather
By Terra Plana
Buy online at terraplana.com Photograph: PR