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MEASUREMENT GUIDE · SPAN METHOD

Measure Anything With Your Hand Span
— No Tape Measure Needed

May 4, 2026 · FITME Measurement Guide

No tape measure? No problem. Spread your hand right now. The distance from your thumb tip to your pinky tip — that's your hand span. Know this one number and you can measure your shoulders, waist, arms, and legs anywhere, anytime.

Hand span baseline measurement guide — face width and head circumference

Step 1 — Measure Your Hand Span Accurately

STEP 01
Press your hand flat and mark with a pencil
Spread your hand as wide as possible and press it against a wall or paper. Mark the tip of your thumb and the tip of your pinky with a pencil. Measure the distance between the two marks.
STEP 02
Cross-check with face width (see image above)
Your face width (temple to temple) is typically close to one hand span (T1). If both measurements are similar, your hand span measurement is accurate.
STEP 03
Verify with head circumference (optional)
Head circumference = span × 2 (T1 + T1). If your head circumference is around 50–56cm, your hand span is approximately 25–28cm.
💡 Lay your hand on your phone screen, take a photo, then compare against the phone's known width to calculate your hand span.

Average Hand Span Reference

👨 Adult Male Average
20–22 cm
Thumb tip ↔ Pinky tip
👩 Adult Female Average
17–19 cm
Thumb tip ↔ Pinky tip

Step 2 — Calculate Each Body Part

Once you know your span, use this table to estimate any measurement.
Formula: span count × your span cm = actual length

Shoulder Width
Neck to shoulder tip × 2
~2–2.5 spans
Waist Circumference
Front + back, each × 2
~3.5–4.5 spans
Leg Length
Hip bone → ankle
~3.5–5 spans
Arm Length
Shoulder tip → wrist
~3–3.5 spans
💡 Example: your span is 18cm and your shoulder measures 2.3 spans → 2.3 × 18 = 41.4cm. Within 1–2cm of tape-measure accuracy.

Why the Hand Span Method Works

Tape measures are hard to use alone — especially for the back and shoulders where you can't see what you're doing. But counting spans is intuitive and your hand is always with you. That's why FITME recommends this as the first measurement method.

Measure your hand span once and you'll be able to check your proportions anywhere: at a clothing store, while shopping online, or whenever you need a quick reference.

Got Your Span? Now Analyze Your Proportions
Enter height, weight, waist + your span measurements → free body analysis
Start Free Analysis →