Ralph Lauren Oxford Shirt: fits (Regular / Custom / Slim), sizes & looks
Useful Links:
Guide
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Regular Fit: straight, comfortable, perfect untucked.
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Custom Fit: tailored without being tight, versatile (office/weekend).
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Slim Fit: fitted, slimmer sleeves, ideal tucked in under a blazer.
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Key men's sizes: 38–41 EU collars sell fast; size +1 if you have broad shoulders.
Why the Oxford is a RL essential
Sturdy basketweave, button-down collar that keeps its shape, preppy drape that works with chinos, jeans, or a blazer. The Ralph Lauren Oxford ages beautifully and lasts for years.
The fits explained
| Fit | Silhouette | Length | For whom? | Recommended style |
|---|---|---|---|---|
| Regular Fit | Straight at bust/waist | Slightly longer | Comfort, broad shoulders, worn untucked | Weekend, layering over a t-shirt |
| Custom Fit | Tailored, not tight | Classic | Average build, office wear | Tucked or untucked, ultra-versatile |
| Slim Fit | Fitted, slim sleeves | A bit shorter | Slim/athletic frame | Under a blazer, sharp look |
Body type tip: V-torso/broad shoulders → Custom. Slim frame → Slim. Larger midsection → Regular.
Sizes & measurements (reference guide)
Measure a shirt you own that fits well, laid flat. Compare with the values below (in cm).
| EU Size | Collar | Chest (pit-to-pit) | Shoulders | Back Length | Sleeve |
|---|---|---|---|---|---|
| S | 37–38 | 51–53 | 43–45 | 75–77 | 63–64 |
| M | 39–40 | 54–56 | 45–47 | 76–78 | 64–65 |
| L | 41–42 | 57–59 | 47–49 | 77–79 | 65–66 |
| XL | 43–44 | 60–62 | 49–51 | 78–80 | 66–67 |
Quick conversions:
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Chest 96–101 → M; 102–108 → L.
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Between sizes and wear it tucked in → choose the larger size if you have strong biceps/shoulders.
Looks ready
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Smart-casual office: light blue Custom Oxford + beige chinos + loafers.
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Weekend: white Regular Oxford untucked + raw jeans + white sneakers.
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Under a blazer: white or striped Slim Oxford + navy blazer + leather belt.
Quality details to check
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Visible Oxford weave, button-down collar that stays in place.
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Consistent stitching (6–8 stitches/cm), reinforced gussets.
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Securely sewn buttons (mother-of-pearl on premium ranges).
Care instructions
Wash at 30 °C, gentle spin, dry on a hanger; light steam on collar and placket.
FAQ
Regular, Custom, Slim: which fit for the office?
Custom Fit: perfect balance between comfort and a clean silhouette.
Can you wear an Oxford tucked in?
Yes. Slim/Custom are better suited for it; Regular works well untucked.
What collar size should I choose?
2 fingers between neck and closed collar. If between sizes → +0.5 cm.
