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How Can Chafing Risk Be Reduced in Custom Running Apparel?

Update Time:2026/9/30

Chafing risk should be considered during pattern development by identifying areas where repeated movement, moisture, fabric, or seams may create friction against the skin.

Common High-Friction Areas

  • Inner thighs
  • Underarms
  • Side seams
  • Underbust areas
  • Waistbands
  • Necklines
  • Liner edges
  • Pocket openings and labels

Key Construction Factors

To reduce friction, consider the following during development:

  • Smooth seam construction
  • Appropriate seam placement
  • Soft or low-friction fabric surfaces
  • Suitable thread
  • Secure fit
  • Avoiding unnecessary bulk in high-movement areas

Fit matters. A style that is too loose may move and rub repeatedly, while excessive compression or tight elastic can create pressure and friction.

Style-Specific Checks

Shorts & Tights

  • Inner-thigh seams
  • Liner movement
  • Leg openings
  • Pocket placement

Tops & Sports Bras

  • Underarm seams
  • Straps
  • Underbands
  • Internal labels

Movement & Wash Testing

Samples should be tested during realistic running and repeated movement, ideally under both dry and moisture-exposed conditions. Post-wash testing is also useful because fabric hand feel, seam behavior, and fit can change after laundering.

Call The STYLE — Anti-Chafe Construction Review

Chafing risk can be reviewed together with pattern, fabric, seam construction, fit, and movement testing before bulk production.

No garment construction can guarantee that chafing will never occur for every wearer.

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