The most amazing JUMBO dinosaur balloons on the market! This set includes: *1 Premium 3D JUMBO inflatable dinosaur mylar balloon in Black. The JUMBO SIZED DINOSAUR foil balloon in this package is approximately 24.5"L x 24.5"H. No expensive helium required! Fill dinosaur balloon with the included straw and it will stand on it's own. Making for the perfect center piece at your child's dinosaur themed birthday party. After attaching dinosaur legs by snapping the attached fasteners together, fill dinosaur balloons with air with the included straw and place on the floor around your party room! The kids will have a blast romping around the room with their favorite dino balloons! A straw is included in the package for easy inflating and deflating to save dinos for future use, again and again!