doing this! only i found my own jars at micheals for a grand total of $8!!
Wedding Unity Sand Ceremony Vase Set includes one main vase that holds 14 ounces and two pouring vases that hold 7 ounces. Just choose your favorite sand colors and alternately pour into the vase for a unique design.
Heart Shaped Wedding Unity Sand Ceremony Set of 3 Glass Vases. $15.00, via Etsy.