They have a chrome hook and the body of the hanger is a thin plastic that has a flocked surface. Think of the inside of a jewelry box. Velvet like surface provides friction to prevent clothes from slipping. They also have little indentations to hold on to clothes with thin straps so your tanks and spaghetti strap dresses don’t wind up on the floor every time you look at them funny. Beside that, Velvet hanger make it easier to find what you’re looking for and save space as well. It’s also keep clothes from getting wrinkled, crushed or misshaped.