In Taiwan and Singapore, ball pits exist in like every single childrens in-door playground. https://honeykidsasia.com/indoor-play-centres-in-singapore-for-kids

In Taiwan and Singapore, ball pits exist in like every single childrens in-door playground. https://honeykidsasia.com/indoor-play-centres-in-singapore-for-kids/ https://honeykidsasia.com/indoor-play-centres-in-singapore-f... Few of these have photos. Here's a couple of local articles about the mum drowning in the ball pit and the response from AirZone. https://mothership.sg/2018/02/airzone-suspended-playground-safety-review/ https://mothership.sg/2018/02/airzone-suspended-playground-s... https://mothership.sg/2018/02/suspended-playground-net/ https://mothership.sg/2018/02/suspended-playground-net/