Personalized 100 Days Of School 100th Day Party Men's V-Neck T-Shirt. Cute 100 days of school Men's V-Neck T-Shirt - White 100th day party celebration apparel. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem