Sleepsmug.com appears to be a legitimate website based on customer reviews and feedback. The site has a Trustpilot rating of 3.6 out of 5, with mixed reviews. Some customers praise the quality and comfort of the sleep masks, noting that they provide full blackout and are eyelash-friendly. However, there are also complaints about the durability of the products, with some users experiencing issues with the elastic wearing out quickly or the masks falling apart after a few months of use.
Overall, Sleepsmug.com seems to offer genuine products, but potential buyers should be aware of the mixed reviews regarding product longevity.