Personalized Crawl Walk Ride Motorcycle T-Shirt. Treat the motorcycle lover in your life to our Crawl Walk Ride T-Shirt - Natural. Ideal Father's Day gift for any biker dad expecting a new rider! 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.