According to the rules of Steam, you can only give this set to someone who has been on the friends list for 30 days or more.

1. Pay for the product.
2. Send a unique code to the chat, which you receive after payment
3. Send a link to your Steam profile
4. I am adding you as a Steam friend.
5. We are waiting for 30 days.
6. I am sending the paid product.
7. Confirm the completion of the order.
FAQ
The item is sent by way of a gift inside the game.