Personalized Beaglier Dog Beagle Cavalier King Charles Long Sleeve T-Shirt. Beaglier dog lover Long Sleeve T-Shirt - Charcoal gift has cute Loved By A Beaglier design with pet toys logo for the owner of a Cavalier King Charles and Beagle mix pet. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL