-100% and high quality.
-Easy to wear headphones, reducing hurt of headphones with long time.
-Ergonomic design, comfortable to wear;
-Environmentally friendly materials, soft and flexible; -Effectively fit the shape of the pinna.
-Medical environmental health, non-toxic and harmless. Specification：
Fit bluetooth headset:Samsung HM1900 HM1300NOTICE
Please allow slight dimension difference due to manual measurement.Please consider the actual sizes in the listing as the pictures are generally enlarged to show detail.Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully.Due to the light and screen difference, the item's color may be slightly different from the pictures. Thanks for your understanding.