8 women made history in the 1972 Boston Marathon. They were the first women to officially run the race, not just the Boston but any marathon worldwide. This adidas tank top is part of a collection marking 50 years since the event. It's ready for the miles, with AEROREADY and 360 reflectivity. This garment is made with a yarn which contains 50% Parley Ocean Plastic - reimagined plastic waste, intercepted on remote islands, beaches, coastal communities and shorelines, preventing it from polluting our ocean. This garment contains at least 40% recycled content in total.