Natural sea salt crystals chosen for their optimal range in size and clarity in color. The crystals are treated with our unique coloring process using an individualized combination of candle dyes which adds beauty, depth, and style. It's like receiving a dozen roses from your sweetheart! Pure fresh rose scent with a hint of greenery. And it looks good enough to eat! Our 16 oz. bag is enough for one oil/melt warmer or a beautiful open dish display. The color may be different from the images shown. Refresher oils not available right now.