RAGLAN BICEPS Don't Grow On Trees Funny Workout Gym T-Shirt for Men, Gym Gear, Gym Apparel, Gift for Weightlifters, Gift for him Workout Gift Introducing our RAGLAN BICEPS Don't Grow On Trees Funny Workout Gym T-Shirt. Made with a very soft and lightweight fabric blend of 60% cotton and 40% poly, this shirt offers a comfortable and regular fit. Perfect for gym lovers, this manly fashion cut with side seams adds to its stylish look also makes for a great gift idea. Take your workout gear to the next level with this funny and comfortable gym t-shirt.