Personalized Neurologist Mom Worlds Best Men's V-Neck T-Shirt. My Mom is the Worlds Best Neurologist Men's V-Neck T-Shirt - White gift for children has colorful lettering and earth logo. 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