Pair Soft Silicone Tapered Earplugs Travel Noise Reduction Sleep Earplugs Sound Isolation Earmuffs 2/3 Layers~~Brand new and high quality Feature: Adopting high-quality silicone, soft and flexible, effectively fitting the contours. Not only can it effectively reduce noise, but also soft and comfortable to wear. Rhinoceros horn design, 2/3 layers sound insulation, can well protect your ears. Strengthened ear support, increase sealing and wearing comfort, ensure that the headset is not easy to fall off during exercise! Can be washed and cleaned for repeated use, 2/3 layers optional. Specifications: Item type: Earplugs Material: Silicone Size: 17x14mm/0.6x0.5in Color: Black, Gray, Red (optional) Optional type: 2 layers, 3 layers Quantity: 1 Pair Note: Package does not include retail packaging. Transition: 1cm=10mm=0.39in Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 pair x Earplugs (Other accessories demo in the picture is not included!)