Where waterfowl meets rock music in one unexpected graphic. The Duck Rock tee on 150 GSM white cotton is the most surprising piece in the range — the combination that works precisely because it should not.Fabric: 100% Premium Cotton. Weight: 150 GSM. Fit: Regular fit crew-neck. Texture: Lightweight soft-hand feel with breathable finish. Wash care: Machine wash cold with like colours. Tumble dry low or hang dry.