Personalized Faux Rhinestone 40th Birthday Men's V-Neck T-Shirt. 40th birthday Men's V-Neck T-Shirt - White with a shimmering, glittering, sparkling, silver, FAUX rhinestone number 40. Perfect for her fabulous 40th birthday! 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