This contributor makes two errors, one is a violation of the contributor rules, as it is not allowed to upload tge same asset twice or more times. And obviously, the JPEG file does not have an editable stroke. All vector assets can also be downloaded as JPEG and for newer assets (like this) as a PNG, if there is a transparent background.
A second error is that this contributor limits the use of his assets, by not providing the icons on a transparent background. But that is a choice they have t
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