This is a virtual pin capable of being displayed on the user's in-game profile. Once activated the CS:GO pin in-game item will be non-transferrable from the Steam account on which the product key was redeemed. Pins are a unique and special way to customise your CS:GO Inventory. Attendees of the Boston Major had the first opportunity to purchase Series 3 collectible pins.

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "MY GAMES" tab and start downloading.