Mi is pretty much "my", and "mío" is close to "mine". "Mi aerodeslizador" is correct, and "El mío aerodeslizador" is as awkward as "Mine hovecraft". Source: I'm

Mi is pretty much "my", and "mío" is close to "mine". "Mi aerodeslizador" is correct, and "El mío aerodeslizador" is as awkward as "Mine hovecraft". Source: I'm a native Spanish speaker.