From publisher blurb:
Every spellcaster needs the best feats around and Book of Magic: 7 Spellcaster Feats brings you amazing feats for your spellcaster! Pure crunch with no filler material.
These feats are ideal for any spellcaster. Inside this 3-page PDF, you will find the feats Angelic Mastery, Improved Spell Critical, Inner Strength, Mindshaper, Planar Caller, Shadow Resistant, and Spell Critical.