Bodily Bulwark

You press the material component of this spell to your chest, causing it to temporarily meld to your flesh.

For the duration, damage you take will not break concentration up to a cumulative amount equal to or greater than one fourth of your maximum hit points.

At Higher Levels. If you cast this spell with a spell slot of 8th level, the amount of hit points this spell can affect is equivalent to one third of your maximum hit points. If you cast this spell using a spell slot of 9th level, the amount of hit points this spell can affect is equivalent to one half of your maximum hit points.