Tools & Data

NeshNYC tools expose controlled fit information without turning incomplete evidence into a guarantee.

Measurement tool

Hat Size + Head Shape Profiler

Input: circumference in centimeters or inches, plus an optional tentative head-shape self-observation.

Output: normalized centimeters and inches with the optional observation carried forward.

Limit: no universal US/UK mapping, model recommendation, account or saved profile.

Open the profiler
Evidence tool

Large-Head Hat Fit Finder

Input: the circumference a hat must accommodate.

Output: current qualifying products whose published or NESH-tested size evidence includes that measurement.

Limit: results do not guarantee comfort or total fit; no result does not prove no suitable hat exists.

Find verified fits