ood quality and fashionable appearance; adjustable length hinges and very comfortable to wearMaterials:1.Headband: PP plastic+PU2.Headphone/earphone shell: ABS3.earmuff: sponge,+PU4.Surface solution: normal/UV coating/rubber paint5.logo printing: silk printing, laser etching,water transfer printing,heat tranfer printing,color printing6.Test :Lead cadmium