Game worn 2021 Philadelphia Phillies alternate jersey from rookie Matt Vierling. Throwback style top is light blue with maroon and white highlights, Nike Authentic and MLB QR labeling on left front tail, MLB label indicates 2021 (year), 46 (size), and S2 (set 2). Phillies P is on left breast, number 19 is on right, Phillies Independence Hall circular patch is on left sleeve, and number 15 circular memorial patch (for Dick Allen) is on the right. Number 19 is on back in maroon-on-white, name is on a plate in same style. Vierling had an impressive start to his career in '21, batting .321 over the course of his 34-game stint. MLB Holo number JD784333, certifying use in the September 16 game against the Chicago Cubs.