Jet Black (1) Thick Sew-In Weft Hair Extensions (120g-160g)…
Our summary
GOO GOO hair Jet Black Thick Sew-In Weft Hair Extensions come as a single bundle weighing 120g–160g. At $0.808 per gram, this is roughly 61% below the typical price for the hair extensions and wigs category. The weft format suits sew-in application methods.
120 g in this pack
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The priciest hair extensions & wigs deal we track costs 12× more per g.
Price & stock last checked
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- Rank by cost per g
- 38 of 1,914
- vs category median
- −61%
Cheaper per g in hair extensions & wigs

Copper (350) Classic Clip-Ins (120g-130g) - 16"-120g-7pcs
At $0.81/g, Jet Black (1) Thick Sew-In Weft Hair Extensions… is a genuinely good price for hair extensions & wigs — the hair extensions & wigs we track range from $0.57 to $9.73/g (median $2.09). This listing's price was last checked 6 hours ago.
| Cheapest hair extensions & wigs / g | $0.57 |
| Median | $2.09 |
| This deal | $0.81 |
| Most expensive | $9.73 |
Timing tip: see the cheapest month to buy hair extensions & wigs.
About this hair extensions & wigs listing
Is Jet Black (1) Thick Sew-In Weft Hair Extensions… a good deal?
A genuinely good price — $0.81/g against a hair extensions & wigs median of $2.09/g, ranking 38 of 1,914.
What does $0.81/g mean?
It's the real cost per g — the price divided by the g in the pack (120 g). Comparing per g lets a big pack and a small one line up on the same scale, so you see true value instead of sticker price.
How many hair extensions & wigs are cheaper per g?
37 of the 1,914 hair extensions & wigs we track, which puts this one 38th by cost per g. The next cheapest is $0.80/g.
What should I pay for hair extensions & wigs?
Across 1,914 tracked hair extensions & wigs, under $1.50/g is a genuinely good price, around $2.09/g is typical, and above $3.18/g you are paying over the odds.
Confirm the live price at the retailer before buying.




