Specification: Item Type: Headphone Ear Cushion Material: Protein Leather, Sponge Applicable Models: for QuietComfort45 (QC45) Wireless Bluetooth Headset Package List: 2 x Headphone Ear Cushion 1 x Cushion Cotton Left 1 x Cushion Cotton Right [Creativity] Using high density memory foam foam and soft protein leather, our increased thickness ear cushions will cover your ears perfectly and find the perfect balance of comfort and sound isolation. [Compatibility] Our soft and comfortable ear cushions are perfect for QuietComfort45 (QC45) wireless Bluetooth headphones, they are durable and comfortable ear cushions. [Replaceable] Headphone ear cushions can be replaced, old ear cushions will negatively affect the sound quality of your headphones, new ones will instantly feel the difference as soon as you put them on. [Easy to install] Ear cushions are made of protein leather ear cushions are easy to install and use. You simply remove the original and install the new ones. The whole process is simple and straightforward. [Sturdy and durable] Ear pads with reinforced stitching and upgraded protein leather are highly flexible, durable and flexible, with a soft surface that won't squeeze your ears and can be worn for a long time. [Creativity] Using high density memory foam foam and soft protein leather, our increased thickness ear cushions will cover your ears perfectly and find the perfect balance of comfort and sound isolation. [Compatibility] Our soft and comfortable ear cushions are perfect for QuietComfort45 (QC45) wireless Bluetooth headphones, they are durable and comfortable ear cushions. [Replaceable] Headphone ear cushions can be replaced, old ear cushions will negatively affect the sound quality of your headphones, new ones will instantly feel the difference as soon as you put them on. [Easy to install] Ear cushions are made of protein leather ear cushions are easy to install and use. You simply remove the original and install the new ones. The whole process is simple and straightforward. [Sturdy and durable] Ear pads with reinforced stitching and upgraded protein leather are highly flexible, durable and flexible, with a soft surface that won't squeeze your ears and can be worn for a long time.