Blueberry Buckle Ever had Blueberry Buckle? Is it a brownie or a cake? What exactly is a buckle? We aren't sure either other than it is delicious!! Fresh Blueberries mix with white sugar and white cake in our Blueberry Buckle. Heavy on the fresh, ripe blueberries in this one! Scent Strength - 4/5 - Strong Blueberry, Semi-Sweet Candle Tin Our 8 oz Candle Tins are made with 100% Soy Wax (no blends), Phthalate Free Fragrance, and finished with a Cotton Wick. We use matte black tins for an elevated look to use with any home decor scheme. Our candles burn soot free and leave a very minimal amount of wax in the bottom of the tin to ensure you get your candle's full life. Burn Time (approximate) * 11 oz - 40 to 60 hours See Candle for Basic Safety & Burning Instructions