RBX - Crew Neck T-Shirt, 4 Pack POLYTECH NEW GENERATION Noise Reduction Rating (NRR) –

Noise Reduction Rating (NRR) – 12 decibels

15 minutes) Response Time Within 30 seconds (T90) Power Source Lithium-ion battery

Datalogging software

We developed this shoe to be resistant

RBX - Crew Neck T-Shirt, 4 Pack POLYTECH NEW GENERATION Noise Reduction Rating (NRR) –PRODUCT INFORMATION Crew Neck Undershirt For Men Ultra soft premium breathable fabric that holds shape through wash Flat lock stitching to reduce irritation caused by chafing 4 way stretch construction provides mobility Machine wash cold like with like colors, tumble dry Tech Specs FABRIC: 90% Polyester 10% Spandex. CARE: Machine wash cold with like colors Gentle Cycle Do not Bleach Do Not Dry Clean Tumble Dry Low These Men's Crew Neck Undershirts are