What You Get:10 pcs Include 5 pcs Single music note and 5 pcs Double music notes. Quality Material : The balloons are made of mylar foil , non-toxic, harmless and durable, can be filled with air , bring you long-lasting fun. Widely Applicable: these music themed party decorations are not only designed for music parties, but also intended for birthday parties, musical activities, weddings, etc.; The music note party balloons and hanging swirls are also suitable for most music themed parties, band parties, musical events, baby showers, creating a joyful atmosphere Note: Balloons are shipped uninflated,The foil balloons in this bouquet include a self-sealing valve for easy inflation. Customer Service: If for any reason, your purchase requires service or you have questions, you can contact us directly for a replacement or refund.