2024-2025 West Ham Warm Up Jersey (New Claret). The West Ham 2024-2025 Umbro Warm-Up Jersey in New Claret is designed for optimal performance and style. Made from lightweight, breathable fabric, this jersey ensures comfort and temperature control during intense training or pre-match warm-ups. It features the classic West Ham crest and Umbro logo prominently displayed, emphasizing team pride. The jersey\'s modern design includes a crew neck and subtle detailing, offering a sleek, athletic look. Ideal for both training sessions and casual outings, this warm-up jersey combines functionality with a vibrant New Claret colourway.PersonalisationName & Number - Customise your jersey with the name and number of your favourite West Ham player or even your own name. We can print name in the same style worn by the players.