Dive into the details behind the Instapump technology and look back on the legend that remains unlike anything else on the market.

In 1989, Reebok released THE PUMP-the OG kicks that became a calling card in the world of basketball. RAC team leader Paul Litchfield was the man behind THE PUMP-no easy task for what was then an unconventional idea. According to the Reebok Archive, THE PUMP technology featured inflatable chambers fitted within the shoe, enabling wearers to create a custom fit. The rest is history.