Compatible: These replacement ear pads compatible with Plantronics Backbeat Pro 2 Bluetooth Wireless Noise Canceling Headphones. Material: Made of super soft leatherette, soft memory foam inner padding, durable and flexible, better sealing for your noise cancellation and comfortable listening. Easy installation: No tools are required for assembly. Simply line up the removable pads over the corresponding mounts on your helmet and snap them into place. Ensuring unparalleled comfort and maximum hygiene: these must have replacement pads have been carefully designed to keep you comfortable as you enjoy your favorite music. Quantity: 2 replacement ear cushions, replace your worn-out ear cushions, block out noise from outside. helmet not included.