why do some pokemon cards have yellow border

why do some pokemon cards have yellow border Does anyone these white/yellow faded kind of borders? Is this from wear, or are these fake? : r/PokemonTCG Yellow Borders 🆚️ Silver Borders

Name: why do some pokemon cards have yellow border Does anyone these white/yellow faded kind of borders? Is this from wear, or are these fake? : r/PokemonTCG Yellow Borders 🆚️ Silver Borders
Brand: cargainteligente.com
SKU: 9771949362
Price: 20.08 USD
Availability: InStock
Rating: 4.0792 (11 reviews)

SKU: 9771949362

4.1

USD20.08 USD44.08

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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24

Description

A case contains 9 Collector Chest Tins

Caring for Your Gold Cards To maintain the value of your gold Pokmon cards, proper care is essential: Use Protective Sleeves : Store cards in high-quality protective sleeves or hard cases