Innovative Inflatable Custom Fit The original inflatable -to-inflate design allows the tip of the earplug to expand according to the shape of your ear canal, achieving a personalized custom fit and completely saying goodbye to the discomfort of traditional . Extremely Soft and Comfortable Experience Noise-reducing made of skin-friendly and soft silicone material, it has no foreign body feeling or pressure even when worn for a long time, allowing the ears to enjoy zero-burden comfort. Excellent Noise Reduction, Significant Effect The perfect seal formed after inflation can effectively block external noise, providing you with an efficient and quiet environment whether it is sleeping, studying, working or traveling. Universal Design, Strong Adaptability Inflatable plug the ingenious expansion mechanism enables it to adapt to ear canals of different sizes and shapes, without worrying about the problem of size mismatch. High-quality silicone material, easy to clean and maintain, reusable, economical and environmentally friendly. Easy Operation, Plug and Play It eliminates the tedious steps of curling, pinching or forcing, just gently insert and press, and the elderly and children can easily master it. Features:Inflatable fits the ear canal, silicone is comfortable, good noise reduction effect, simple operation, reusableInstructions:Insert the earplug into the ear canal, press and inflate until it fits, and slowly deflate and pull it out when taking it out SpecificationsMaterial: SiliconeColor: Blue Package Included1/2/3 Pair *Innovative Inflatable Earplugs