If this doesn't bring out your inner child, nothing will: A hotel in China has just established a new Guinness World Record for the largest ball pit ever created. And best of all, it was all done for a good cause.

Top image: Shangri-La Hotels.

The ball pit, which was constructed from a pool measuring 82-feet by 41-feet (25 x 12. 6 meters), is located at the Kerry Hotel in Pudong, Shanghai. It was part of the "Pink October" campaign aimed at raising awareness of breast cancer prevention.

The pool is filled with one million pink and green balls. (Credit: Reddit)

(Credit: Reuters)

The hotel says that 300 of the guests were recovering cancer patients from the Shanghai Cancer Recovery Club. (Credit: Reuters)

Credit: Aly Song/Reuters.

[ h/t My Modern Met ]