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Men's Breathable Slip-On Mules with Side Cut-Outs — Lightweight Summer Shoes for Casual Everyday Wear | Koossa


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

Men's Breathable Slip-On Mules with Side Cut-Outs

Step into effortless summer comfort with these breathable slip-on mules, designed for the discerning gentleman who values both style and ease. Featuring a closed-toe design with an open heel, these mules offer the perfect balance of coverage and ventilation. The perforated upper with side cut-outs ensures your feet stay cool throughout the day, whilst the moulded sole with a profiled underside delivers confident grip on a variety of surfaces. Slip them on without fuss — there's no visible fastening, just pure simplicity. A subtle logo detail on the upper adds a refined finishing touch.

Why You'll Love Them

  • Breathable perforated upper: Side cut-outs and visible mesh structure keep your feet cool and comfortable, even on the warmest days.
  • Easy slip-on design: Open heel and no fastening mean you can step in and go — perfect for busy mornings or relaxed weekends.
  • Closed-toe protection: Enjoy the airiness of a mule with the coverage of a shoe, ideal for casual outings and light outdoor activities.
  • Moulded sole with grip: The profiled underside offers reliable traction, whilst the smooth sidewall adds a clean, modern aesthetic.
  • Subtle branding: A discreet logo on the upper lends a touch of sophistication without overwhelming the design.
  • Lightweight and versatile: Pair them with chinos for a weekend lunch or shorts for a stroll along the coast — they adapt to your lifestyle effortlessly.

Perfect For

These slip-on mules are your go-to choice for warm-weather dressing. Wear them around the house for unparalleled comfort, or take them out for casual errands, weekend getaways, and seaside walks. They're equally at home in the garden, on the patio, or accompanying you on a relaxed café visit. The open heel and breathable construction make them particularly suitable for spring and summer, whilst the closed toe ensures they remain practical for light outdoor use. If you appreciate footwear that combines convenience with understated style, these mules will quickly become a wardrobe essential.

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
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Men's Breathable Slip-On Mules with Side Cut-Outs — Lightweight Summer Shoes for Casual Everyday Wear | Koossa
Men's Breathable Slip-On Mules with Side Cut-Outs — Lightweight Summer Shoes for Casual Everyday Wear | Koossa Sale price£39.95
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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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