Skins are alternate looks for your Champions that you can swap in and out whenever you want!
Feats are small, Champion-specific buffs that can be unlocked and assigned to your Champions. They offer an additional level of customization for your favorite Champions — and may even provide some new formation opportunities!
In this pack:

Unlocks the Champion Artemis
Artemis Shade Skin
Artemis Shade Feat
7 Gold Artemis Chests
1 Potions of Polish