Compatable with Poly Corded Headset models:  HW251/HW251N, HW261/HW261N, HW510, HW520 
 
Covers the entire ear, Leatherette
 
 
Covers entire ear to help seal in sound and eliminate background noise
Excellent for very noisy environments or for hearing impaired individuals
Easy to put on – just remove standard ear cushion and snap it on
Cushy soft leatherette material
3″ wide by 4″ tall
Designed for high noise environments
Pack of 2
Genuine Poly accessory