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SALE UPDATE: Due to the high order volume, our stock is very limited... If you are still able to press the 'Add to Cart' button, there's still some stock left!
Sebastian – Formal Button-Down Shirt
Long workdays can leave you feeling stiff, uncomfortable, and looking less than sharp…
Sebastian changes that—crafted with soft elastic fabric and anti-wrinkle technology, it keeps you crisp, comfortable, and effortlessly professional from morning meetings to after-hours dinners.

Always Sharp, No Ironing Needed
The anti-wrinkle fabric means you’ll look freshly pressed all day without spending time ironing in the morning.
Moves With You
The subtle elasticity gives you full range of motion, so you can reach, stretch, and work without feeling restricted.
Sebastian was made for men who want to look confident and composed while enjoying all-day comfort.

Smart, Versatile Design
With its formal collar, button-down style, and chest pocket, Sebastian transitions seamlessly from office wear to social gatherings.
Durable & Easy-Care Fabric
Made to handle frequent washing while retaining its fit and finish—this shirt works as hard as you do.
Comfort in Every Season
Lightweight yet structured, it’s breathable enough for warmer days and perfect for layering under jackets in cooler weather.
Sebastian is your dependable partner in style—crisp, comfortable, and ready for anything your day brings.
Order yours today—only at Ashley & Mercer!
All orders are dispatched within 1-3 business days.
Shipping is FREE
Not satisfied with your purchase You can return your items within 30 days, no questions asked.

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Step into the world of Ashley & Mercer with our limited-time pop-up store. Featuring only our bestsellers, this curated experience lets you explore our most-loved pieces in person—timeless styles crafted for comfort, quality, and everyday ease. Whether you're after something new or just browsing for inspiration, come experience our pieces up close.
















