Shaving a rug - GIF

[Frank S]

I'm confused - WHY would you shave a rug?

I have many oriental rugs and never heard of such a thing.
???

The real expensive ones have the borders shaved, so they are thinner at the edge to reduce the probability of curling up and tripping someone. Think of beveled glass in Grandfather clocks the most expensive clocks have beveled glass. in the cabinets and doors