Y-3 M Run SS Tee RC is a performance-oriented running T‑shirt from Y-3, engineered with moisture-managing polyester and mesh inserts to keep you dry and ventilated during activity. Key attributes: Black | Polyester | Moisture-wicking | Enhanced breathability | Mesh ventilation inserts | Lightweight construction | Crew neckline | Short sleeves | Hem logo badge | Dimensions & fit: X-Small — Length 69.5 cm, Sleeve 41.5 cm, Chest 48.0 cm | Small — Length 73.0 cm, Sleeve 44.0 cm, Chest 51.0 cm | Medium — Length 75.0 cm, Sleeve 45.5 cm, Chest 53.0 cm | Large — Length 77.0 cm, Sleeve 46.5 cm, Chest 58.5 cm | X-Large — Length 79.0 cm, Sleeve 48.5 cm, Chest 63.0 cm | XX-Large — Length 80.0 cm, Sleeve 51.0 cm, Chest 69.0 cm | Composition & care: Polyester 100% | Machine wash cold, gentle cycle. Do not bleach. Tumble dry low or hang to dry. Cool iron if needed.