Mrs Nishita Shah a Mumbai based women entrepreneur-built Altitude Ball In Ball Out – India’s First Adult Ball Pit at Lower Parel, Mumbai its an immersive, record-setting experience—this is India’s first adult ball pit, covering an expansive 1,600 square feet with a depth of 3.5 feet, filled with approximately 500000 transparent balls.. Designed exclusively for adults, this playful installation redefines nostalgia and fun on a massive scale, setting a benchmark in experiential entertainment.