Custom, Fun & Cool 9 Pack of Helium & Air Inflatable Mylar Aluminum Foil/Latex Rubber Balloons w/ Happy Halloween Cartoon Bat Design [Variety Assorted Multicolor in Black, Orange, Purple & White] MATERIALS: This item is only made of the best and highest quality materials available to the manufacturer. WARRANTY: These products have a lifetime warranty that is guaranteed by the manufacturer. This means that if the products come with a manufacturer defect upon opening the package you may request replacement from the manufacturer.