SparkPlugs® PlugStation® with Metal Detectable Corded Earplugs, 150 pairs per dispenser. For food processing applications. SparkPlugs earplugs are made of extra-soft, extra light foam. Their tapered shape fits easily in the ear canal, and seals gently and snugly. They're so comfortable you'll forget you're wearing earplugs. HIGHEST INDEPENDANTLY TESTED NRR 33 dB EARPLUGS Therefore, you can have confidence in the level of protection when they are worn properly, making them suitable for most noisy environments. So, while they look like fun, they provide serious protection. Suitable for most noisy environments. INCREASED COMPLIANCE With the PlugStation, you can afford to put earplugs in all the places they're needed. Hang one near workstations, another outside the restrooms and another in the break room. Easy, convenient access to hearing protection will help ensure that the earplugs are being used and will save time. Plus each PlugStation comes with a free bracket. INCREASED CONVIENENCE Hang anywhere and everywhere. When any PlugStation is empty simply toss it and hang a new one. INCREASED COST SAVINGS Workers take one pair at a time there is no wasteful grabbing of multiple pairs or pocket fill-ups that end up getting trashed without being used. Less waste means more cost savings.