A small, translucent vial containing a vibrant green, glowing acid with a viscous, bubbling texture. The vial is made of a durable, slightly frosted glass with a ribbed, organic shape resembling reptile scales. The stopper is crafted from dark, aged bone, featuring intricate carvings of serpentine motifs. The acid inside emits a faint, eerie glow, casting subtle green reflections on nearby surfaces.