Don’t worry! If you can't conjure your own Patronus™, you can summon Hermione Granger's™ Otter Patronus to you! Protect your Harry Potter™ collection from dark witches and wizards, and Dementors with Loungefly Pop! Pin Hermione Granger’s Patronus. This glow-in-the-dark Pop! Pin features silver-colored hardware and a built-in stand. Enamel pin is approximately 4-inches tall.