With proper care, yard inflatables can last several years. You can deflate them, fold or roll them carefully, and store them in a cool, dry place when not in use.
Check Q&A #4 of this article on the tips to store yard inflatables for next year.
Related Readings:
Best Holiday Time Inflatables
Yard Inflatables 101: How to Set up Yard Inflatables
How to Repair Outdoor Inflatables