NEST Fragrances Reed Diffuser- Pumpkin Chai, 5.9 fl oz Reed Diffuser 175 mL / 5.9 Oz. NEST Fragrances Pumpkin Chai Reed Diffuser creates a cozy autumn ambience with a blend of wild pumpkin, spicy masala chai, cardamom, ginger, and cinnamon. The glass vessel are designed to compliment the beauty of its surroundings; the classic shape and modern stripe etching will complement any dcor. The alcohol-free formula releases fragrance slowly and evenly into the air for approximately 90 days.