Yes, better to stain that apron than getting anything on your new clothes.

[Of course, Hux feels the need to explain every gift as Kylo opens them. Well, the clothes are self-explanatory, but everything else...

Although, perhaps he should explain the belts too. Apparently people like Kylo would wear multiple belts at once? Sounds completely unnecessary, so it fits.]

Those leather belts were recommended to wear all at once.