Some baby wipes near the box will be handy.
Don't worry, he will get beyond the messy boy stage.
Possibly about at 8 weeks.

I had that pair over the summer. I'd have to wipe both ends, all the time!

Then they outgrew it.

Food at bedtime helps make them tired.

I always feed the little ones 3 a day and the adults only 2 a day.
(boy, that makes for some dirty looks at night from the big boys)

This all will pass.