Use a strong potato chip bag clip and hang in upside down in the closet.  Clip the bladder at the bottom upside down and wala ....there ya have it....cheap too 🙂

https://www.amazon.com/Chip-Food-Clips-Magnetic-Multi-Purpose/dp/B08MTCK5FC/ref=sr_1_4_sspa?dchild=1...

 

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