Personalized Musical Timing in White T-Shirt. Any musician knows it's not just the musical notes. It's all about timing! Fun gifts for musicians, students and teachers at back to school, birthdays and holidays Everyone loves our Custom T-Shirts! Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.