Plastic HEARING PROTECTION: With a Noise Reduction Rating (NRR) of 25dB, earmuffs protect your hearing in noisy jobsites BEHIND-THE-HEAD DESIGN: Unique headband design offers versatility and comfort with a variety of head protection PIVOT MECHANISM: Easily store earmuffs around your neck for convenient, quick access when not in use COMFORTABLE SOFT FOAM CUSHIONS: Angled, soft foam ear cushions ensure an effective acoustic seal LOW-PROFILE EARMUFFS: Slim and lightweight earmuff cups provide comfort for prolonged wear ADJUSTABLE HEADBAND: Headband extends to provide a personalized fit DURABLE: ABS plastic cup is designed to withstand demanding work environments