Caution: color: we shlp according to the color of the first picture, in the package: if the quantity is not stated in the description, we will shlp the item according to the quantity and model in the title. 1 Pair earplug dual-color noise reduction earplugs comfortable noise prevention learning sleep air travel sound insulation earplugs the product is shlpped based on the color or size of the main image of the product page. Two-color earplugs, effectively isolate noise, silicone polymer material, soft and comfortable, breathable, effectively fit the ears, a good helper for rest. Features: suitable for a variety of scenes, going out by plane, reading, lunch break, isolation from noise pollution. Silicone texture, fits the ears and is comfortable to wear. Durable and supports washing. reduce noise and protect hearing. Christmas tree shape, low pressure on the ear, suitable for long-term wear.