Personalized Behind Muggles & Mom Toddler T-Shirt. Muggles and Mom westie terriers - A behind the scenes look from the making of children's book, "MUGGLES' NEW HOME" by Author & Illustrator, Kim Niles A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.