Dandy Mahogany Firewood & Pine Reed Diffuser by Milk JarDandy Mahogany Firewood & Pine Reed Diffuser by Milk Jar. Close your eyes. You're in a rich, mahogany built study full of leather bound books, sipping a cognac and considering a cheeky puff from your pipe. Open your eyes. You're in a shop holding this diffuser. Either way, you're a dapper one. Each diffuser is 4oz (twice as big as our old ones) for 5+ months of nose passion. Hand poured in sunny Calgary and scented with high quality, phthalate free