TRACKR™ Passive Earmuffs give you a compact design for comfort and size to use in loud environments where you need to protect your hearing from damaging loud sounds. 25 dB Single Number Rating [SNR] Specs TRACKR™ Passive Earmuffs give you a compact design for comfort and size to use in loud environments where you need to protect your hearing from damaging loud sounds. Hearing Protection The TRACKR™ Passive will shut out damaging loud sounds to give you the hearing protection you need. 25 dB SNR- Hearing Protection Reduces Wind Noise Sweat & Water Resistant Design Compact Design gives you comfort in a small sized ear muff and can fit easily in your bag. Comfortable headband with metal wire frame Adjustable padded headband for comfortable fit Low profile earcup Snap-In ear cushions for ease of cleaning and replacement