Giving money in multiples of $18 is symbolic of giving “chai” or life. There are many people who give money in multiples of $18 as presents to someone celebrating a birth, a bar or bat mitzvah or a wedding. If just your child is going to the bar mitzvah, don’t spend money on gift cards or savings bonds.Click to see full answer. In respect to this, do you give gifts at a bar mitzvah?Money is a perfectly acceptable gift for someone celebrating their bar mitzvah or bat mitzvah, however, it can be far more rewarding and memorable to hand select a gift for him or her instead.Additionally, can you wear black to a bat mitzvah? Dress Colors and Patterns While there are no set traditional colors for Bar Mitzvah dresses, black, brown, navy blue, burgundy and ivory are appropriate, as are other single-color dresses. Liven these colors with pops of brighter accessories, such as a hat, belt, shoes and gloves. People also ask, how much do you give for a bat mitzvah in New York? You should give the Bar Mitzvah money in multiples of $18. The number 18 translates to “Chai” (??) or “life” in Jewish numerology. Essentially, you’re blessing the young boy/girl with a long & successful life. For example: instead of giving $50, give $54.What happens at a bar mitzvah?Comments Off. A bar/bat mitzvah is a rite of passage for young boys of Jewish faith. A bar/bat mitzvah is when a boy or girl has reached the age of 13 and becomes accountable for his actions as a man or woman. He/She also becomes eligible to take part in public religious worship and observe religious precepts.