Unisex S (Chest: 34" - 36"). Unisex M (Chest: 38 - 40"). Unisex L (Chest: 42" - 44"). Unisex XL (Chest: 46" - 48"). Unisex XXL (Chest: 50" - 52"). Cotton/Lycra® Rib Crew Neck With Taped Neckline For Comfort.
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