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they measure the ambient sound levels outside and inside the headphones and apply the noise cancellation
We take great pride in working with experts in many distinct fields—from scientists to teachers to artists—to ensure that our products are always the very best they can be
open-web material resists loading and can be used dry
Three-flange tip creates an excellent noise-protection barrier
Includes activity guide
Glowear 8286bk Class 2 Essential Hi-vis T-shirt With Black Bottom, 4x-large, Lime Wide Utility Scrapers they measure the ambient soundThe GloWear 8286BK Essential Hi Vis T Shirt is designed to enhance visibility in low light and nighttime conditions with ANSI ISEA compliant hi vis fabric and 2" reflective, solid tape. The fabric is made from a polyester birdseye knit (4. 6 oz), offering a perfect balance of durability and softness, allowing for all day comfort without sacrificing practicality. The black panel across the bottom hides dirt, grit and dust to keep the shirt looking
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