Personalized Big/small bikes T-Shirt. A pattern of large and small bikes on T-Shirt - White make great gift for bicycle enthusiasts or cyclists at birthdays and holidays 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.