PLEPLE Pattern money envelope set with stickers by PLEPLE. The Pattern moneyenvelopes are often given as a way to wish someone good luck. When given, they usually contain an even amount of money as a way to ward off evil spirits. This envelopes are often given at weddings to wish the newly wed good luck where the money is used to help cover wedding expenses.No more worrying about them losing money from their pockets or bookbag too.