






Men’s Perforated Slip-On Sneakers — Common Projects
Our perforated slip-on sneakers combine the refined minimalism Common Projects is known for with the ease of laceless construction. Crafted in Italy from premium full-grain leather, each pair features an allover perforated pattern that enhances breathability while maintaining the clean, architectural silhouette that defines our collection.
The elasticized side goring provides secure, flexible fit without sacrificing the streamlined profile. We’ve paired the buttery leather upper with our signature cushioned footbed and durable rubber cupsole, making these common projects slip on sneakers as comfortable for all-day wear as they are visually striking. The tonal finish and gold-stamped serial number at the heel complete the understated luxury aesthetic.
Craftsmanship & design details

Italian Leather & Perforated Construction
We source our leather exclusively from Italian tanneries renowned for producing some of the world’s finest full-grain hides. The perforated pattern across the entire upper isn’t just a design element—it creates natural ventilation channels that keep your feet comfortable during extended wear.
Each perforation is precision-punched to maintain structural integrity while maximizing airflow. The leather undergoes a specialized finishing process that enhances suppleness without compromising durability, so your common projects slip on sneakers develop a beautiful patina over time. The same attention to material quality extends to the leather lining, which wicks moisture and molds to your foot’s unique shape with each wear.

Sizing & Fit Guidance
Our perforated slip-on sneakers follow European sizing and run true to size for most customers. The elasticized goring panels along the sides provide approximately half an inch of stretch, accommodating a range of foot widths while maintaining a secure, sock-like fit.
Finding Your Size
We recommend ordering your standard European size. If you typically wear a US men’s size 9, select EU 42. The slip-on design eliminates pressure points common with laced sneakers, but the structured heel counter and cupsole provide ample support. For customers between sizes or with wider feet, we suggest sizing up—the elastic panels will conform without feeling loose. The leather upper softens noticeably after the first few wears, creating a custom fit that improves with time.
Care & Maintenance
Maintaining the refined appearance of your perforated leather sneakers requires minimal effort but consistent attention. We recommend wiping away surface dirt with a soft, damp cloth after each wear, paying special attention to the perforations where dust can accumulate.
Protecting the Leather
Apply a premium leather protector spray before first wear and reapply every 4-6 weeks for ongoing protection against moisture and stains. For deeper cleaning, use a leather cleaner specifically formulated for full-grain hides, working in small circular motions with a soft brush. Avoid machine washing or submerging in water, as this can compromise the leather’s structure and adhesives. Allow sneakers to air dry naturally away from direct heat sources. Store with shoe trees to maintain shape and absorb residual moisture between wears.



More Men’s Slip-On & Low-Top Styles
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Common Questions About Our Perforated Slip-On Sneakers
Our perforated slip-on sneakers follow the same European sizing as the Achilles Low and fit similarly through the length. The main difference is the elasticized side goring, which provides about half an inch of stretch to accommodate the slip-on construction.
Most customers who wear an Achilles Low in EU 42 will find the same size comfortable in the slip-on version. The elastic panels conform to your foot width while the structured heel counter and toe box maintain the same supportive fit as our laced styles. If you’re between sizes, we recommend going up rather than down, as the elastic will adjust without feeling loose.
Yes, the elasticized side panels make our perforated slip-on sneakers more accommodating for wider feet than traditional lace-up styles. The goring stretches to fit while still returning to its original shape, so the sneaker won’t become sloppy over time.
Customers with wide feet typically find their true European size works well, though some prefer sizing up for additional room across the widest part of the foot. The leather upper also relaxes slightly during the break-in period, creating more space through the midfoot. We offer free returns and exchanges to ensure you find the perfect fit.
The perforations require slightly more attention than smooth leather but are easy to maintain with proper technique. Use a soft-bristle brush or dry cloth to remove dust from the perforations after each wear, working in gentle circular motions.
For deeper cleaning, apply leather cleaner to a soft cloth rather than directly onto the sneaker, then work the cleaner into the perforations with light pressure. A clean toothbrush works well for getting into the individual holes without oversaturating the leather. Always allow the sneakers to air dry completely before wearing again, and avoid using harsh chemicals or excessive water that could damage the leather or adhesives.
Yes, our perforated slip-on sneakers are constructed to allow professional resoling, extending their lifespan significantly beyond typical sneakers. We offer resoling services through our Italian workshop, where craftspeople can replace the rubber cupsole while preserving the original leather upper.
The cost of resoling is typically 40-50% of a new pair, making it a worthwhile investment for sneakers you love. Most customers find the cupsole lasts 2-3 years with regular wear before needing replacement. Contact our customer service team when you’re ready for resoling, and we’ll arrange shipping to our repair facility with detailed timeline and pricing information.
The perforated version features precision-punched holes across the entire upper, creating enhanced breathability and adding subtle texture to the minimalist silhouette. This makes them particularly comfortable during warmer months or in climates where ventilation matters.
Our smooth leather slip-ons offer a sleeker, more streamlined appearance without perforations—ideal for customers who prefer the purest expression of minimalist design. Both versions use the same Italian leather, cushioned footbed, and elastic side goring, so the choice comes down to aesthetic preference and desired breathability. Many customers eventually own both styles for different seasonal contexts.
The elasticized goring is engineered for long-term durability and maintains its stretch through years of regular wear. We use high-grade elastic material that’s reinforced within the leather panels, not simply sewn on top, which prevents premature stretching or loosening.
Customers who’ve owned our slip-on sneakers for multiple years report the elastic remains secure and responsive. The key to longevity is allowing the sneakers to air out between wears and using a shoe horn to avoid stressing the elastic during entry. If you do experience any issues with the elastic panels, our repair service can replace them while preserving the rest of the sneaker.
Our perforated slip-on sneakers work well in most business casual environments, particularly those with contemporary dress codes that embrace elevated sneakers. The Italian craftsmanship, premium leather, and minimalist design convey sophistication that aligns with smart-casual attire.
Pair them with tailored chinos or wool trousers and a button-down shirt for a polished look that’s more refined than traditional athletic sneakers. The tonal colorways—especially grey, navy, and black—integrate seamlessly with business casual wardrobes. More conservative office environments may still prefer traditional dress shoes, so consider your specific workplace culture when deciding if these fit your professional wardrobe.






