From Pathfinder Lost Omens Cheliax, Infernal Inheritance, which isn't enabled.

Bracelet of Buoyancy

ITEM 3

Price 50 gp

Usage worn

Bulk L

This bracelet resembles a string of pearls filled with swirling air, making you more buoyant. While wearing the bracelet, you gain a +1 item bonus to Athletics checks to Swim.

Activate—Float (concentrate)

Frequency once per day

Requirements You're submerged in water or another liquid

Effect You rapidly surface, rising 60 feet at the end of each of your turns. Once you reach the liquid's surface, you can't dive or sink for the next 10 minutes, and a creature that attempts to pull you beneath the surface must first succeed at a DC 17 Athletics check.

Pathfinder Lost Omens Cheliax, Infernal InheritanceORC