Specifications Hign-concerned Chemical:None Material:PVC Category:Earphones & Headphones Active Noise-Cancellation:Yes Volume Control:Yes Control Button:Yes Vocalism Principle:Hybrid Technology Communication:Wireless+Wired Style:In-ear Origin:Mainland China Brand Name:SODIAL Material: PU leather +memory foam, durable and flexible,which can effectively block the noise coming from outside,giving you comfortable listening. Cushions align with mounting posts inside the headphone ear cups, snap easily into place. Self-adhesive part on the back, easy to install. Replace your previous earpad cushions, and make your headphone look new. Compatible for Bose QuietComfort15 QC2 QC15 QC25 QC35 AE2, AE2i, AE2 wireless Premiun-quality PU leather provides great comfort. Make your headphone look new. Color: black&blue Package Contents: 2 x earpad 2 x inner memory foam mats Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.