Scent No. 1. The Grapefruit and Mangosteen Reed Diffuser is light, bright, crisp and warm. Combines red grapefruit, tangerine, peach blossom and green apple notes, infused with orange essential oils. 3.5 oz diffuser bottle measures 4.5in T x 1.75in D. Includes 8 10-inch reeds. Average 3-month life.