Features: Adjustable size that fits most heads, soft ear cushions ensure comfortable wearing and snug fit that make sure the adult will be as comfortable as ever. Lightweight design and portable to anywhere. Made of sturdy PE material, the ear cup part is made of soft foam, which can enhance its noise reduction effect. These headphones for ear protection feature an adjustable headband and swivel cups for a universal fit. Our women and men earmuffs offer comfortable ear protection for all ear sizes. Specifications: Material: PE, foam Color: red Size: approx. 17 x 17 cm/ 6.7 x 6.7 inches Package includes: 24 x Headset noise reduction earmuffs Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.