Personalized Life Is Better On A Bike T-Shirt. Life is better on a bike. Truer words were never spoken, and any cyclist will agree. Great gift for anyone who loves bicycling. 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.