G-star Undershirt is a sleeveless tank from G-star designed for spring/summer layering. It features a round neckline and a zip fastening for easy on-and-off wear. Key attributes: Blue | Cotton | Zip fastening | Sleeveless | Round neckline | Tank-top silhouette | Composition & care: 89% cotton | 1% elastane | 10% nylon | Machine wash at 30°.