From Pathfinder Lost Omens Monsters of Myth, which isn't enabled.

Jack's Tattered Cape

ITEM 2

Price 30 gp

Usage worn cloak

Bulk —

This ragged, mud-stained cape closes with a single black button engraved with a leering devil's face. When you Leap, High Jump, or Long Jump (or Vault, if you're Spring-Heeled Jack), you gain a +1 item bonus to Stealth checks to Hide or Sneak until the start of your next turn.

Effect: Jack's Tattered Cape

Pathfinder Lost Omens Monsters of MythOGL