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Clothing, Shoes & Jewelry

Ruifan 4PCS 16G 6mm 316L Stainless Steel Labret Monroe Lip Ring Tragus Helix Cartilage Earring Stud Barbell Body Piercing Jewelry with 2mm,3mm,4mm,5mm Ball

Clothing, Shoes & Jewelry4.2· 84 Amazon ratings

Bias-adjusted across 84 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Clothing, Shoes & Jewelry.

29.9%
Percentile · Global
41.7%
Percentile · Cohort
Clothing, Shoes & Jewelry
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Ruifan 4PCS 16G 6mm 316L Stainless Steel Labret Monroe Lip Ring Tragus Helix Cartilage Earring Stud Barbell Body Piercing Jewelry with 2mm,3mm,4mm,5mm Ball

How the score was built

Amazon ratings
84

used for the Bayesian percentile

Raw star average
4.2 / 5

unadjusted Amazon mean

Bayesian avg
4.25

raw rating shrunk to the category prior

Reviewer-graph z
-0.707

bias-corrected vs. each reviewer's baseline (0 qualifying)

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