The 2021 Nike Boston Celebration Collection is a breath of fresh air for this running city. First, the Nike x Heartbreak co-branded Aeroswift singlet marks the first time a major marathon collection features a collaboration with a local running brand. This is Nike's pinnacle racing singlet emblazoned with a Swoosh/Heart tag at the hip & another pairing center back. Rep our city & its ethos with the tagline "Work Hard, Run Strong" featured on the hoodie, jacket, and half zips. Get it here while you can! Read about the inspiration behind the collection here.