Model Number:328995 Certification:NONE Features: Brand new and high quality. Made of high quality silicone material, non-toxic, durable and eco-friendly. Shark fin ear design, comfortable to wear, effectively fit the contours. Oval 2/3 layers structure, effectively reduce the noise. Enhanced the support of the ears, enhance the wearing tightness and comfort, ensure that the headset is not easy to fall off during exercise. Can be washed and cleaned for repeatedly using. Excellent for personal use. Specification: Colors: Grey, Black Material: Silicone Size: 17x14mm Note: Due to lighting effects, monitor's brightness , contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item. Please allow 1-2mm differs due to manual measurement, thanks. Package Included: 1pair x Ear Plug Packed Safely in Retail Box. All the items will be dispatched within 2 business days after your payment is clear. Note: China Post Air Mail/Parcel just belongs to worldwide post system which is much slower than Special Delivery. Items will arrive in 7-25 business days to worldwide usually. And the arrival time also depends on some factors and different areas. The general arrival time table is shown below for your inference: If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us in advance and double check the return address before you return it. If item is defective in 3 months, we could send you a new replacement for free or offer full refund after we receive the defective item. If item is defective in 12 months, we could also offer you replacement service, but you have to pay for the extra shipping expenses. Our aim is to provide Top Level Customer Service, and our customer service specialists are always standing by to solve any of your problem. We greatly appreciate your 5-STAR POSITIVE feedback and please do NOT leave negative feedback without asking for help.