Measure your progress and track your success with precision. Unlock your full potential with one simple tool.
Threo caliper measures your body fat percentage accurately. Track your progress, and adjust your fitness routine accordingly.
Accurate and Reliable
Endorsed by the World Natural Bodybuilding Federation
Private and Easy to Use
Inexpensive and convenient
Keep track of your progress without having to spend a lot of money. Practical design and affordable price make this caliper an effortless and cost-effective tool.


Durable construction
Made with high-quality materials, Threo caliper is durable and built to last. It is a worthwhile investment in your fitness journey.
Non-invasive
Unlike other body fat measurements, a body fat measure tester caliper is non-invasive. It does not require the user to immerse themselves in water or use electrical currents.

More reasons to love our caliper
Jessica S.
Accurate and easy to use. Great tool for tracking progress!
Mark Y.
Works well but could use a clearer instruction manual.
Sam
Affordable and precise body fat caliper!
Alex
Easy to use and accurate. Truly helpful.
Morgan
As a personal trainer, I find this tool invaluable. It provides accurate measurements, helping my clients track their progress effectively.
Jordan
A must-have for fitness tracking! Works perfectly.
Taylor
Compact, easy to read, and highly reliable.
M***a
Works exactly as described. Super easy to use and read and decently accurate.
H***y
I am a person who loves to work out and currently do my best to watch what I eat. I purchased this product to measure my body fat percentage and it fits the bill.
G*****e
My husband wanted to check his body fat at home for months, so I purchased this caliper. It’s easy to use and he could tell me his body fat percentage within 5 minutes of taking it out of the packaging. Well worth the money.