The balloons are crafted of durable and strong latex; banners are made of sturdy heavy duty card stock paper and can easily be reused for multiple parties. The banners and balloons are extremely easy to assemble, it would be a happy family craft to assemble with your kids and decorate the party. , , PACKAGE INCLUDES: 2 Pcs Large Paw Foil Balloons, 2 Pcs mini paw foil balloons, 1 Pc Paw Patrol Theme Round Foil Balloon, 1 Pc Happy Birthday Letter Foil Balloon(set of 13 letters), 40 Pc Latex Balloons