If you have bought the cape the code will be sent to you within 24 hours 

The Cape will be sent to you with INSTANT DELIVERY via eBay inbox & messages.

In order to redeem the cape go to https://minecraft.net/redeem and fill in the received code.

The Cape will appear in Bedrock inventories, For java players, the cape will appear on July 8th.

If you encounter any trouble with redeeming or claiming the cape please contact me.