Padded wide and soft that it helps to reduce the pressure in the ears and improves comfort and portability the large space inside of the cups reduce moisture and accumulation of heat pads and inserts easy to replace, that help to keep them clean and suitable enicos the large space inside of the cups reduce moisture and accumulation of heat the ear 3M PELTOR™™ Optime™ I provide a versatile protection for both sporadic and extended applications. They are ideal to protect from noise produced by a wide variety of applications, both at work and in leisure activities.