Here's a list of all the different conditions with a brief description. Before ordering pay attention that you chose the good condition for what you want to do to with your collectibles.
Near-Mint: Good Condition, might have some very minor defaults (Usually from factory)
Soft Corner: One soft corner on the card.
Soft Corners: At least two soft corners on the card.
Cracked Blister: Blister has been cracked in some way.
Dented Blister: Blister has one or many dents that are visible
Near-Mint Loose: Near-Mint opened diecast.
Good Loose: Loose car that is slightly damaged.
Fair Loose: Damaged Loose that has been played with.
Bad Card: Blister or card is greatly damaged (Good for opening up)