They've drawn an equivalence between the Ilvermorny houses (Thunderbird, Pukwudgie, Wampus, and Horned Serpent) and the Hogwarts houses (Gryffindor, Slytherin, Hufflepuff, and Ravenclaw). And since you can get sorted into a house on Pottermore, some fans are understandably upset that they got sorted into the American Hufflepuff..
Appearance. Shoe molding is straight on the bottom and on the side facing the wall and curves outward on the third side. The bottom of the molding lies on the floor and usually is installed with wood glue and/or small nails. Shoe molding commonly measures 1/2 inch in thickness and 3/4 inch in width.
STUDS/CLEATS: The blades or cones on the bottom of many soccer shoes to improve traction. The stud itself is often called a cleat and can be fixed/molded or detachable on the bottom of the shoe. Typically, there are three main types of studs: bladed, hard ground and round/conical.