Harry Potter and the Deathly Hallows. Bls. 333 ‘Ah, but the Third Hallow is a true cloak of invisibility, Miss Granger! I mean to say , it is not a travelling cloak … … we are talking about a cloak that really and truly renders the wearer completely invisible, and endures eternally, giving constant and impenetrable concealment, no matter what spells are cast at it. Nú gæti maður spurt sig, hvernig gat þá Dumledore galdrað Harry þegar hann var undir skikkjunni í Harry Potter and Half-Blood...