If you are referring to Casual, then those are only available to those who level up. The drops alternates between case and skin/spray
drops are available once every 2-3 lvl up, items are random but most of the time graffities and <10cent skins
in 3 steps
Choose the game that interests you and play itfor free.
Every game has some quests for which you will receive Soul Gems.
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
You know that on Gamehag you can get real rewards for free, right? Join us, complete walkthrough and get your chest!
If not then what so you need to do to get skins