They are made of two layers of professional noise-dampening foam, high sealing solid cup, and the unique double-shell This ergonomic design not only maximizes dampening noises but also ensures a comfortable and secure wearing experience, so you can wear them wherever and however long you need The padded headband and Swivel cup design lined with soft, comfortable foam cushions provide non-stop comfort for hours around your head and ears Design adjustment headband to achieve a full vertical adjustment for a perfect fit Compact, standard folding headband add more convenience to carry and store Attractive, modern stylish design with rounded, glossy ABS cup shells Black with red strip color