Mack's Snore Blockers Soft Foam Earplugs - 50 Pair Bottle strips Pressure Safety Limit: Automatic pressure

Pressure Safety Limit: Automatic pressure relief above 12 kPa

the small (blue) and medium (orange) are the same

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The ultimate breathing aid for any non-contact sport where clean

Mack's Snore Blockers Soft Foam Earplugs - 50 Pair Bottle strips Pressure Safety Limit: Automatic pressureHigh Performance Noise Reduction Stop losing sleep to snoring and ambient noise. Mack's Snore Blockers are crafted with super low pressure, slow release foam to provide the ultimate quiet environment. With a high Noise Reduction Rating (NRR) of 32 decibels, they are the #1 doctor recommended brand for getting a restful night's sleep. Key Features Extreme Comfort: Specifically designed with a unique hollow end to maximize comfort, especially for side