DIY Ocean Wave Balloon Backdrop

2 min read September 14, 2026 Kara Allen
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Create a fun and fabulous ocean wave balloon installation on your wall by following this easy tutorial! Set the perfect party scene with a few simple party supplies. This DIY ocean wave balloon backdrop is perfect for a Baby Shark Themed Birthday Party, under the sea party, summer party or pool party!

 

Project Time
30 to 40 min
Difficulty
Beginner
Step
1

Using a Modeling Balloon Pump, inflate about 15 Blue Animal Modeling Latex Balloons. I used a variation of blue balloons. Place 3-4 pieces of masking tape on one side of the long modeling balloon.


DIY Ocean Wave Balloon Backdrop step 1
Step
2

Press the balloon onto the wall in a letter C shape as shown.


DIY Ocean Wave Balloon Backdrop step 2
Step
3

Follow the C pattern and attach more balloons to the wall with masking tape, right next to the first balloon.


DIY Ocean Wave Balloon Backdrop step 3
Step
4

Continue to attach balloons to the wall in a like pattern. Take one balloon and attach to wall on far left as shown.


DIY Ocean Wave Balloon Backdrop step 4
Step
5

Fill in wave shape with the remaining inflated balloons as shown.


DIY Ocean Wave Balloon Backdrop step 5
Step
6

Fill Clear Latex Balloons and White Latex Balloons with air in various sizes. Attach to wall with masking tape at top of wave as shown.


DIY Ocean Wave Balloon Backdrop step 6
Step
7

Attach additional clear and white balloons to the bottom of the balloon wave in a random pattern as shown.


DIY Ocean Wave Balloon Backdrop step 7
Step
8

Create an awesome focal point by setting up your party around your balloon wave.

Be sure to check out all of the Baby Shark Birthday Party Ideas and Free Shark Printables with the DIY Baby Shark Centerpiece and DIY Shark Party Cups.

 

DIY Ocean Wave Balloon Backdrop step 8

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