UPPERCASE is a very good option. I use it on my work Mac. For my personal Mac I use the Apple leather sleeve. Pricy but nice.
UPPERCASE SlimSleeve Premium Vegan Leather Sleeve Pouch Case, Form Fitting Design (2016-2020 MacBook Pro 13", 2018 2019 2020 MacBook Air with Touch ID A1706, A1708, A1989 A1932 A2159 ONLY), Black
UPPERCASE SlimSleeve Premium Vegan Leather Sleeve Pouch Case, Form Fitting Design (2016-2020 MacBook Pro 13", 2018 2019 2020 MacBook Air with Touch ID A1706, A1708, A1989 A1932 A2159 ONLY), Black
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