Ralph Lauren Custom Fit Stripe Poplin Shirt combines tailored shape with stretch poplin for all-day comfort and a refined striped look. The shirt's button-down collar and embroidered pony make it suitable for smart-casual and office outfits. Key attributes: Blue | Navy | Cotton | Stretch fabric | Breathable | Front button fastening | Buttoned cuffs | Button-down collar | Vertical stripe pattern | Embroidered pony logo at chest | Curved hem | Dimensions & fit: Custom fit — trim silhouette between classic and slim | Composition & care: 91% cotton | 9% elastane | Machine wash at 30°C.