Peter Millar Boys' Size Chart
Complete boys' sizing guide for Peter Millar with measurements, fit tips, and conversions
Use this boys size chart to compare your measurements against Peter Millar's official sizing. Each table shows body measurements and international conversions.
Fit Summary
Peter Millar offers Tailored and Classic fits in men's tops. Tailored is more body-contouring; Classic offers a relaxed, generous cut. Women's sizing runs true to standard US numeric sizes.
Last updated: Q3 2026 · Reviewed quarterly by JC, SizeHub editor
Kids' Sizing
Clothing — Children (4–7 Years)
| Size | Height (in) | Weight (lb) | Chest (in) | Waist (in) | Inseam (in) |
|---|---|---|---|---|---|
| XS | 46–50" | 40–50 | 22" | 22–23" | 19" |
| S | 50–54" | 55–65 | 24" | 24–25" | 24" |
| M | 54–58" | 70–80 | 28" | 25.5–26" | 26" |
| L | 58–62" | 85–95 | 32" | 27" | 27" |
| XL | 62–66" | 100–110 | 36" | 29" | 28" |
Shopping Tips
Men's tops come in S–3XL with numeric equivalents (38–50). Pay attention to whether the product is Tailored or Classic fit — the same size will feel different. Women's sizes XS–XXL correspond to US 0–18. Youth sizing is based on height and weight ranges.
Size Comparison
Peter Millar fits similarly to other premium sportswear brands like Vineyard Vines and Brooks Brothers Sport. Their Tailored fit is comparable to Ralph Lauren's Custom Fit, while Classic fit is closer to Traditional Fit.
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Frequently Asked Questions
Does Peter Millar run true to size?
Yes, Peter Millar runs true to size. However, fit varies between Tailored (slimmer) and Classic (roomier) cuts, so check which fit you're ordering.
What's the difference between Tailored and Classic fit?
Tailored fit is closer to the body with a more modern silhouette. Classic fit offers more room through the chest and waist for a relaxed, traditional look.
How does Peter Millar youth sizing work?
Youth sizes (XS–XL) are based on height (46"–66") and weight (40–110 lb). Use the height measurement as the primary guide.
How to Measure
Chest
Measure around the fullest part of your chest, keeping the tape horizontal.
Waist
Measure around your natural waistline, keeping the tape comfortably loose.
Hips
Stand with feet together and measure around the fullest part of your hips.