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You can conveniently carry things when you have a stroller hook attached. Light to heavy items can be easily carried when you have a stroller hook. You can connect two hooks to the handle at the same time to equally distribute the weight of the bag.

https://youtu.be/q08cc-_YGGQ
https://www.parentingscoop.com/do-you-use-hooks-for-bags-on-a-stroller/