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Men's Button-Front Summer Shirt — Lightweight Relaxed Fit Shirt for Casual Wear & Warm Weather | Koossa


Low stock!
Free delivery Free UK delivery — includes tracking
Money-back guarantee 30-day money-back guarantee
Colour:Blue
Size:

Size Guide

Women's Clothing · All measurements in cm

SizeUKBust (cm)Waist (cm)Hip (cm)
XS6–880–8460–6486–90
S8–1084–8864–6890–94
M10–1288–9468–7494–100
L12–1494–10074–80100–106
XL14–16100–10680–86106–112
XXL18–20106–11486–94112–120
3XL20–22114–12294–102120–128

All measurements are body measurements. If you are between sizes, we recommend sizing up for a more relaxed fit.

In-store: Not available
Online: Almost sold out
Dispatched Thu 16 Jul
🇬🇧 Free UK Delivery
2-Year Guarantee Quality assured
30-Day Returns Hassle-free

Effortless Elegance for Warm-Weather Occasions

Designed for the discerning gentleman who values both comfort and timeless style, this lightweight summer shirt offers exceptional breathability and a relaxed, sophisticated silhouette. The classic button-front closure ensures versatile styling, whilst the naturally cooling properties keep you comfortable throughout the day. Whether you're enjoying a coastal retreat, attending a garden party, or simply seeking refined leisure wear, this shirt delivers understated elegance with every wear.

Why You'll Love It

  • Superior Breathability: Exceptional airflow keeps you cool and fresh, even on the warmest days.
  • Classic Button Closure: A timeless design that transitions effortlessly from casual to smart-casual occasions.
  • Relaxed Yet Refined Fit: Tailored for comfort without compromising on polish, ideal for layering or wearing solo.
  • Naturally Textured Finish: The distinctive character of the weave adds subtle visual interest and depth.
  • Easy Movement: Generous cut allows unrestricted motion, perfect for active leisure pursuits.
  • Versatile Styling: Pairs beautifully with chinos, tailored shorts, or smart trousers for any summer occasion.

Perfect For

This shirt is your trusted companion for warm-weather gatherings, from leisurely seaside strolls to informal evening events. Its effortless sophistication suits garden parties, holiday retreats, weekend brunches, and relaxed social occasions where comfort meets considered style. The cooling properties and breathable construction make it particularly well-suited to coastal climates and summer travel. Wear it unbuttoned over a quality T-shirt for a relaxed look, or fasten it fully for a more polished appearance at casual dining occasions.

Free UK delivery on every order — no minimum spend required.

Your order is carefully packaged and sent with full tracking, so you always know exactly when to expect your delivery.

Order today and we'll dispatch it the next working day.

Not quite right? You have 30 days to return your purchase — no questions asked.

We also offer a 2-year guarantee against manufacturing faults, because we stand behind everything we sell.

1
Contact us Email us with your order number and reason for return.
2
Send it back Pack the item securely and post it to our returns address.
3
Receive your refund Once received, we'll process your return and refund within 5 working days.
Fit Guide ✓  True to Size
Runs small
Runs large
Men's Button-Front Summer Shirt — Lightweight Relaxed Fit Shirt for Casual Wear & Warm Weather | Koossa
Men's Button-Front Summer Shirt — Lightweight Relaxed Fit Shirt for Casual Wear & Warm Weather | Koossa Sale price£19.95
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Frequently asked questions

How do I know this will fit me?
Each product page includes a detailed size guide. If you're between sizes, we recommend sizing up for a more comfortable, relaxed fit. Our customer care team is also happy to advise — simply get in touch before you order.
What is your returns policy?
We offer a straightforward 30-day returns policy. If you're not completely satisfied, contact our team with your order number and we'll guide you through the process. Refunds are issued within 5 working days of receiving your return.
How do you ensure the quality of your clothing?
Every garment in the Koossa collection is selected for its fabric quality, construction, and longevity. We work with carefully chosen suppliers and assess each piece for fit, finish, and durability before it reaches you.
Are the colours accurate in the product photos?
We photograph each item in natural light to represent colour, texture, and drape as faithfully as possible. Please note that screen settings can vary slightly, but we do our best to ensure what you see is what you receive.
When will my order arrive?
Orders placed today are dispatched the next working day. All deliveries include full tracking so you can follow your parcel every step of the way. Free UK delivery is included on every order, with no minimum spend.
Why shop with Koossa?
Koossa was created for those who dress with intention. We curate timeless, well-made clothing and accessories for the over-50s — people who value quality over trends, and style over noise. Every order is backed by free delivery, easy returns, and genuine customer care.
The Koossa team in our boutique The Koossa team
Our Promise

We stand behind every piece we sell

We started Koossa because we believed fashion could be both timeless and trustworthy. Every garment is personally selected for its quality, cut, and craftsmanship. If it wouldn't meet our own standards, it doesn't reach yours. That's not a policy — it's simply how we work.

30day
No-questions returns window
0.5%
Of customers ever use it
5day
Refund processed within
30-Day Money-Back Guarantee Not satisfied? We'll refund you in full — no forms, no fuss. Simply contact us within 30 days.
Free UK Delivery On every order
Easy Returns 30-day hassle-free returns
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