One Grey Day Astrid Polo Top in Pink. - size M (also in XS) One Grey Day Astrid Polo Top in Pink. - size M (also in XS) 94% cotton 5% cashmere 1% nylon. Made in China. Machine wash. Partial front button closure. Ribbed edges. Soft, wide-rib knit fabric. Item not sold as a set. ONEG-WS55. 47OGD804. Our vision is simple and anchored in the unity of detail and restraint. One Grey Day exists to create heirloom knits: collections with essential style elements designed to withstand the test of time. Each piece is crafted to be cherished, preserved and rediscovered for continuous reinvention.