40 Number Balloons Black Giant Jumbo Big Large 40 Foil Mylar Helium Number Balloons Black 40th Birthday Party Decorations Supplies 40 Anniversary Events for Women Men

Description

• PERFECT SUITABLE FOR: Black number 40 foil Mylar balloons are the best choice for: 40th birthday party,40th wedding anniversary celebration,company 40th anniversary party decoration.You can stick the black 40 number balloons on the wall,window or door,you can inflate with both helium or air,you can even place them on the bed, floor or table,provide your party or home a good display.
• PACKAGE CONTENTS: 2 Pieces 40 Inch black number Balloons:No.4 black number Balloon + No.0 black number Balloon.
• CHOOSE THEM:The black number balloon is made of high-quality aluminum film that empty balloon is 42 inch,after filled with helium or air,it’s 40 inch.Please use the straw in the balloon set to inflate it slowly.
• TIPS FOR NUMBER BALLOONS: Due to the thermal expansion and contraction characteristics of aluminum foil,please avoid filling more than 90% of air or helium.If it is over-inflated,it can easily cause the balloon to explode at high temperatures.Please avoid leaving the balloons in an outdoor high temperature environment for a long time.If the ambient temperature is too low,it will also cause the balloon to deflate.At this point,you can use the straw to inflate again.
• SERVICE:We do our best to provide customers with better products. If you have any questions, we promise to give you a satisfactory answer without any delay.