2' X 2' Zodiac Altar Cloth is 100% cotton with a black background and blue and gold coloring. Featuring the astrological symbols surrounding the phases of the moon encircling a pentacle. The Pentacle is an encircled Pentagram. A Pentagram is an ancient spiritual symbol shaped as a five-pointed star with one point aligned upwards. It is considered to be representative of the five elements from which man is made, namely fire, air, water, earth and spirit.