Helmet's earmuffs specially designed for optimal protection against continuous exposure to loud noise, reducing its harmful effects. Ideal for full-time work in noisy environments. Can be attached to Climax safety helmets mod. 5-RS and 5-RG (Mod. 5-P), Tirreno TX and TXR. (Mod. 5-P Tirreno), 5-R Minero (Mod. 5-P Minero) and Curro (Mod. 5-P Curro)