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Health, Household & Baby

Sleep Mask, 100% Blackout Eye Mask for Sleeping, 3D Contoured Sleeping Mask & Blindfold, Comfortable Eye Cover for Sleeping, Block Out Light, Sleep Mask for Men & Women (Black)

Health, Household & Baby4.6· 348 Amazon ratings

Bias-adjusted across 348 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Health, Household & Baby.

87.6%
Percentile · Global
80.4%
Percentile · Cohort
Health, Household & Baby
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Sleep Mask, 100% Blackout Eye Mask for Sleeping, 3D Contoured Sleeping Mask & Blindfold, Comfortable Eye Cover for Sleeping, Block Out Light, Sleep Mask for Men & Women (Black)

How the score was built

Amazon ratings
348

used for the Bayesian percentile

Raw star average
4.6 / 5

unadjusted Amazon mean

Bayesian avg
4.53

raw rating shrunk to the category prior

Reviewer-graph z
-2.268

bias-corrected vs. each reviewer's baseline (1 qualifying)

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Same category · Health, Household & Baby

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