Blue Spruce 2 Pack Double Scented Wax Melts. Unmistakable scent of a fresh cut pine bough and pine cone wreath. These will melt in any standard electric wax melter. DOUBLE SCENTED - We double load the fragrance oil compared to other companies. That means a stronger and longer lasting scent. Unlike other brands, which use "just enough ", we use a special recipe specifically designed to give our wax melts the strongest and longest lasting scent throw in the industry. Give it a try you wont be disappointed! These will fill a large room with awesome fragrance! Will work in all popular tart warmers, including Scentsy, Yankee Candle or standard electric tart warmer Hand poured in Michigan, USA