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The silent futsal training ball, explained

Why low-bounce futsal physics and microfiber suede combine into a ball that holds touch on a hardwood court and stays quiet on an apartment floor. The full spec deep-dive.

By Mike · Updated 2026-04-29

TODO Phase 2 — full content

Outline:

What futsal physics teach us

[Why pickup-five players develop better touch. The bladder pressure logic. How JING borrows that physics for the home.]

The microfiber suede shell

[Why suede over PU. Nap depth, hand feel, durability, non-marking properties.]

The 32-panel construction

[12 pentagons, 20 hexagons. Where the kanji and wordmark sit. Why blind-deboss instead of ink.]

Spec table

[Size, circumference, weight, dB reduction (placeholder), surface compatibility, age recommendation.]

Training drills you can run with a low-bounce ball at home

[3-5 drills, scaled for adult and youth.]


Internal links to add in Phase 2:

Frequently asked

Is JING a regulation futsal ball?
JING is Size 4, futsal regulation, 21 cm circumference, 410 g. The same physical specifications as a competition futsal ball, with the addition of the microfiber suede shell.
Can I use JING in my Sunday futsal pickup?
JING is engineered for indoor training, not match play. The microfiber suede shell wears differently from a standard PU futsal shell and is not approved for league or tournament play. Bring a regulation match ball for pickup; train with JING at home.
How does the low-bounce core help indoor training?
A low-bounce core forces the ball to stay near the ground, which forces touch and short-passing development. It is the same physics used by every futsal academy and is why so many top dribblers grow up playing futsal.
What is the difference between JING and a generic futsal ball?
A generic futsal ball uses a PU or synthetic-leather shell. PU is louder on apartment floors and walls and harsher on furniture. JING uses microfiber suede over the same low-bounce futsal core, which is what makes JING quiet enough for home training.