Kinetic-energy harvesting smart sandals that convert footsteps into power for water purification — while protecting pangolin habitats.
You slip on your BounceBack sandals. Your phone lights up with real-time energy generation. After 10,000 steps around a resort pool deck — ping! — a notification arrives: your footsteps have just purified 50 liters of clean water and funded protection of one square meter of pangolin habitat.