Dear Sir Madam, This is Brian Choi. I'm looking for products with the following specifications: ITEM : HAPPY BIRTHDAY Foil balloons. COLORS : GOLD, SILVER and ROSE GOLD. SET : 13 LETTERS BALLON(HAPPY BIRTHDAY), STRAW to blow, STRING to hang in ONE POLYBAG. SIZE : 16" HOW MANY : 500 sets color , total 1500 sets. Thank you for your kind quotation in advance.