Dear customer,Welcome to our store.The quality of our products is guaranteed and the price is favorable, please rest assured to buy!Regarding product information, it is recommended that you check the product details first. If you have any questions, please consult our customer service. 【Product Details】： 1PCS 36 Inch 90cm Large Giant Oval Latex Big Balloon Wedding Party Decoration Feature: Size: 21*34*4.5cm INFLATES TO A MASSIVE 3FT (36 INCHES) CAN BE FILLED WITH HELIUM OR AIR 15cu ft (.425 m3) of helium required per balloon to fully inflate Avg number per 242 cu ft Helium tank = 16 Balloons WARNING: Children under 8 years old can choke or suffocate on uninflated or broken balloons. Adult supervision required. Keep uninflated balloons from children. Discard broken balloons at once. Care should be taken of balloons near eyes. When inflating balloons, eye protection is recommended. For health and safety reasons, do not inflate by mouth. ALWAYS USE A BALLOON PUMP. Package Included: 1PCS 36 Inch 90cm Large Giant Oval Latex Big Balloon Wedding Party Decoration Perfect for home decor and festive occasions Large 36inch (90 cm) oval latex balloon Can be filled with helium or air for versatile use Requires 15 cu ft (.425 m³) of helium for full inflation A 242 cu ft helium tank can inflate approximately 16 balloons