- Use a flexible tape and keep it level.
- Place it above the eyebrows, above the ears and around the widest rear part of the head.
- Keep the tape comfortably snug without pulling it tight.
- Repeat the measurement twice and use the larger consistent result.
- Hair volume and hat shape can affect the preferred fit.
Reference basis
- General measurement guidance; exact product chart remains controlling.
This page describes a measurement procedure. It does not certify the fit of a specific product.