Personalized Cool Climbing Art For Men Dad Rock Climber Bouldering Lover T-Shirt. Whether for casual wear or a day on the rocks, this climbing-themed apparel is a must-have. It's a great way to inspire others and show off a bold personality while enjoying the great outdoors. 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.