Grip and controls
Size handles, buttons, and grips so hand circumference fits the intended users.
Measurement
Hand Circumference for fit, clearance, and sizing decisions across populations.
Girth around the hand circumference, used to set fit bands for apparel, equipment, and protective gear.
Difference between median predictions for the 25yo US cohort.
3.4 cm (13%)
Median male is 3.4 cm larger than median female
5th to 95th percentile span for the 25yo US cohort (cm).
Male
Female
Predicted values at key percentiles for 25-year-olds in the United States (cm).
Median values for nearby hands peers in the 25yo US cohort (cm). Male and female medians as paired bars when both are available.
Size handles, buttons, and grips so hand circumference fits the intended users.
Set size runs from percentile targets instead of a single sample hand.
Compare hand circumference across countries when a product ships regionally.
Request a median prediction for a 25-year-old man in the United States. Replace the API key with yours from the dashboard.
Population coverage for cross-market work
Age span for developmental and adult cohorts
Percentile range for accommodation studies
Output units for your design system
Request hand circumference for the ages, percentiles, genders, and countries you design for. Start with a free API key.