The worker sound insulation earmuff is simple to wear and easy to use, bring much convenience to you. It is lightweight, easy and convenient to carry and store when not in use without any effort. The simple design will ensure its high performance as excellent protective earmuff in the factory, noise reduction and sound insulation. Features - Color: Black, orange. - Material: ABS, high density sponge. - Size: 14.00X14.00X9.00cm/5.50X5.50X3.54inch. - Made by material, safe and durable, which could be used for very long time. - The perfect workmanship of our item will give you excellent and wonderful use experience. - This worker protective earmuff is very easy to wear and simple to operate, giving you huge convenience. - The head-mounded design, worker protective earmuff is comfortable to use, protective and useful. - The worker protective earmuff is simple and delicate, excellent and reliable, carefully crafted, can be used for factory worker. Package list: 1 x head-mounted factory noise reduction earmuff