Weapon turns a dark color on pick up

[SuperFlaminninja³]

So certain parts of the weapon turn a darker color after i pick it up
BEFORE PICK UP

AFTER

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[Space1255]

How long does it last? Until it can be picked up again, or permanent?
If it's the former, it could be because it's trying to transparent itself to signify it not being able to be picked up.

[SuperFlaminninja³]

How long does it last? Until it can be picked up again, or permanent?
If it's the former, it could be because it's trying to transparent itself to signify it not being able to be picked up.

permanent