Designed exclusively for 6" Kindle Paperwhite 1 (Kindle 5th Gen) / Paperwhite 2 (Kindle 6th Gen) / Paperwhite 3 (Kindle 7th Gen) (MODEL NUMBER: EY21 / DP75SDI) (2012-2016 Release 300 PPI Versions with Built-in Light). PLEASE CHECK THE MODEL BEFORE PURCHASING. Not compatible with 6.8" Kindle Paperwhite 11th Generation 2021 or Kindle Paperwhite Signature Edition, 6" Kindle Paperwhite 10th Generation 2018 (MODEL NUMBER: PQ94WIF), Kindle 10th Generation 2019 (MODEL NUMBER: J9G29R), Kindle 2016, Kindle Oasis, or other models. Features smart auto wake/sleep function: wake or put your device to sleep by opening or closing the cover. Made of hard plastic covered with premium synthetic leather. Microfiber soft lining interior provides excellent screen protection.