It is a Japanese Cloyster card, with the original Pocket Monsters logo on the back. It's number 91 (091).

The card appears to be in Near Mint condition with slight edge wear. The card was scanned to hopefully give you a good look at the condition. If you have any questions about the condition please feel free to ask. You'll receive the exact card from the pictures. 

After taking pictures, this card was placed back into a penny sleeve and then into a toploader for storage and shipping. 

Shipped with eBay Standard Envelope for Trading Cards.