Natural Kosher Jewish Polished Shofar Ram Horn 25-29 cm IsraelNatural Kosher Jewish Polished Shofar Ram Horn 11 13"(25 29 cm) Israel The Shofar is made of natural ram's horn. When shrouded, this shofar produces a high, weeping sound. According to the Halakhah, the shofar is trumpeted during a synagogue divine service on Rosh Hashanah (Jewish New Year) and Yom Kippur (Judgment Day, or Day of Atonement). All the shofaras are controlled by the rabbis because the instruments must be kosher. The length of the shofar