# Durable *Source: Player's Handbook (2024) p. 203* **Prerequisite**: 4th You gain the following benefits. **Ability Score Increase.** Increase your Constitution score by 1, to a maximum of 20. **Defy Death.** You have [Advantage](/Rules/Source/variant-rules/advantage-xphb.md) on [Death Saving Throws](/Rules/Source/variant-rules/death-saving-throw-xphb.md). **Speedy Recovery.** As a [Bonus Action](/Rules/Source/variant-rules/bonus-action-xphb.md), you can expend one of your [Hit Point Dice](/Rules/Source/variant-rules/hit-point-dice-xphb.md), roll the die, and regain a number of [Hit Points](/Rules/Source/variant-rules/hit-points-xphb.md) equal to the roll.