What is that Loop on the Seat Belt For?

Under my ombrella orange Loop attached to the car belt

Seat belt loop, is this normal?

Kia is Recalling the Sorento for Exploding Seat Belts

Seat belts and harnesses manufactured by securon for all vehicles an=d motor sport

M stripe seat belts (WAS: Cracks in the front seat belt guide loop?)

Stamping Fine Blanking Plastic Injection Auto

BHS Anti Rattle ATV/UTE Lead - Loop Seat Belt, Standard - Brisbane Hunting Supplies

Here's Why There's No Fabric Loop On A Driver's Seatbelt

Petmate Pet Seat Belt Loop Tether, Black, M/L

Dog Seat Belt Restraint Loop style

Road Trip Car Seatbelt Loop Tether, DNA

Seat belt loop??? Google is no help. What in the world is this for?! : r/whatisthisthing

Dog Seat Belt Restraint Loop style

Is it Illegal to Not Wear a Seat Belt? - VroomVroomVroom

The Fascinating Reason Why Seat Belts Have an Extra Loop of Fabric