Check the listing for details. WorkPRO Earplugs - Reusable Noise Reduction for Construction DIY & Industry NEW. Condition: New. Listed at 26.95 USD. Description: HOW IS OUR PRODUCT DIFFERENCE FROM OTHER EAR PLUGS? Compared to other earplugs, this model offers you exceptional ability to find a balanced sleep. Over 1700 different tests have been conducted and years of development, we were the first to develop AR AI Tech technology. This technology provides consumers with online ear measurement technology through computerized augmented reality and artificial intelligence to help you, the customer, use the perfect earplug every day: The product offers you exceptional opportunities to minimize your tinnitus discomfort Unlike other manufacturers, we have developed hand in hand with our customers We were the first hearing protection manufacturer to introduce online ear measurement technology BOLLSEN earplugs are a cosmetic product and prevent excessive strain or damage to the inner ear caused by loud noises. Numerous independent tests in Germany prove the outstanding quality as well as the excellent guarantee promise. Our materials are carefully selected based on studies and have the advantage in the following processes: REUSABLE: BOLLSEN earplugs are reusable and completely washable. In addition, our earplugs offer the best wearing comfort and reduce irritation PRACTICAL: Our aluminum container / storage container is lightweight and fits in any trouser pocket, key ring or belt pouch. We supply you with a specially made cord for optimum carrying comfort FREE of charge with your order HYPOALLERGENIC MATERIAL: Our transparent earplugs are free from BPA, PVC, plasticizers, latex and cadmium. Ideal for allergy sufferers, chefs, drummers or athletes. They are made from 100% natural silicone, which only produces carbon dioxide and water when burned. Photo: