Black, Size M, 1 piece Brand new, unused. Price is for one mask. The front and ear loops use a highly stretchable, moisture-wicking, and quick-drying material to improve fit. The sides have a mesh structure to promote ventilation and reduce stuffiness inside. The skin-facing surface uses a material that doesn't easily stick to the skin, maintaining comfortable skin separation. Body: 100% Polyester / Ear loop: 67% Nylon / 33% Polyurethane ・Size M/ Width: Approximately 15-16cm (from the center of the face to the edge of the ear) Height: Approximately 13cm (straight line at the center of the face) *Sizes may vary depending on the measurement method, so please use them as a guideline.