About this item

• PACKAGE CONTENTS: 1 Pieces 40 Inch Dark Blue number 4 Balloons + 1 straw.
• PERFECT SUITABLE FOR: Dark Blue 4 number foil balloons can both be used as number 4 balloons . They are the best choice for: 4th birthday party,wedding,graduation anniversary,holiday celebration,school class party,Halloween,Christmas and New Year party decoration.You can stick the Dark Blue 4 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.
• CHOOSE THEM: The Dark Blue number 4 balloons are made of aluminum foil, and the size of the balloons is 42 inches, which is 40 inches when filled with helium or air. Please use the straw in the balloon set to inflate it slowly.
• Seal It. Lasts Longer: The secret to long-lasting party decor! Our exclusive sealing stickers guarantee an airtight seal, making sure your balloons look stunning for hours on end 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,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 are committed to providing customers with better products. If you have any questions, please contact us in time, we will do our best to solve the problem for you.

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.