Unleash his imagination with the Boys Monster Fooler Long Sleeve T-Shirt in Blue! Made from 100% cotton slub jersey, this crew neck fooler tee gives the look of layers with a heathered grey faux long sleeve undershirt stitched under a dark blue t-shirt. The real showstopper? A bold black T. rex knitted into the chest, complete with light blue embroidered highlights and fiery red-orange flames shooting from its mouth, bringing fierce fun to every outfit.