Personalized Beaglier Dog Beagle Cavalier King Charles Youth T-Shirt. Beaglier dog lover Youth T-Shirt - White gift has cute Loved By A Beaglier design with pet toys logo for the owner of a Cavalier King Charles and Beagle mix pet. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.