LINK/DEFY Foam Ear Cushions Listen Only DEFY Slim is the ultimate

DEFY Slim is the ultimate electronic earmuff for distraction-free

ISOtunes XTRA 2

and enhanced durability

Trusted by parents

LCD display

LINK/DEFY Foam Ear Cushions Listen Only DEFY Slim is the ultimateISOtunes TRILOGY Foam LINK Replacement Ear Cushions offer a trifecta of benefits for optimal hearing protection: superior comfort, noise isolation, and sound quality. Packaging includes replacement ear cushions and hygiene kit. LINK Replacement Ear Cushions fit the ISOtunes LINK 1. 0, LINK 2. 0, and LINK Aware. It's also compatible with ISOtunes Sport DEFY BT. For regular users, we recommend replacing ear cushions, fabric lining, and foam inserts