Plantronics H Cushion Donut

Replacement 2 foam headphones with headphone opening for SupraPlus Plantronics Headsets ( H-251 / A, H-251N / A, H-261 / A, H-261N / A, H-351 / A, H-351N / A , H-361 / A, H-361N / A, HW251 / A, HW251N / A, HW261 / A, HW261N / A, HW351 / A, HW351N / A, HW121N / A and BLACKWIRE 600) . Outside diameter approx. 5 cm, inner hole diameter approx. 2.5 cm, inner hole diameter for the handset approx. 3.5 cm.