Straight from the Wizarding World of Harry Potter, it's the House Ravenclaw Reed Diffuser!

This is a blue bottle-shaped diffuser with Ravenclaw's raven in gold on the outside It includes a little Hogwarts house necktie, essential oils, red reeds, and bottle cap.

• Dimensions: Measures 6.1" tall with 2.8" diameter - holds 200 ml (6.8 oz.). 
• Top notes: Green Leaf, Soft Citrus
• Middle notes: Lotus, Iris, Nag Champa
• Base notes: White Musk, Japanese Cedar, Oud, Vanilla