[Courtyard.io](http://courtyard.io/?utm_source=collection-page&utm_medium=opensea) is a first-of-its-kind marketplace and tokenization service that enables anyone to easily own and trade physical cards on the blockchain.

Keep them vaulted, sell with a click, or burn the NFT to have the identical physical item shipped anywhere in the world, whenever you want. [Learn more](https://courtyard.io/about?utm_source=collection-page&utm_medium=opensea).

Tokenize your cards for free on [Courtyard.io](http://courtyard.io/?utm_source=collection-page&utm_medium=opensea)

Pol Token

2018 Panini Prizm #251 Lonnie Walker IV (PSA 9 MINT)

Courtyard.io

Wrapped Polygon Ecosystem Token

USD Coin

courtyard.io

OpenSea

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# Bring your IRL cards onchain

Tokenize your card for free on [Courtyard.io](https://courtyard.io/?utm_source=card-description&utm_medium=opensea).

Keep it vaulted, sell with a click, or burn this NFT to have the identical physical item shipped anywhere in the world, whenever you want. [Learn more](https://courtyard.io/about/?utm_source=card-description&utm_medium=opensea).

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# Proof of Integrity

The token ID of this NFT is cryptographically derived from the fingerprint of the matching physical item ("Baseball | PSA 67035449 | 1989 Topps 343 Gary Sheffield | 8 NM-MT"). [Learn more](https://docs.courtyard.io/courtyard/technology/proof-of-integrity/?utm_source=card-description&utm_medium=opensea).

By purchasing, selling or owning this NFT, you agree to Courtyard.io's [Terms & Asset Management Services Agreement](https://courtyard.io/nft-terms/?utm_source=card-description&utm_medium=opensea).