Features: Customizable Fit: The unique push-to-fit design allows the earbud tip to expand and adapt to the shape of your ear canal, providing a secure, customizable fit and reducing discomfort compared to traditional earbuds. Soft and Comfortable: Made from soft, skin-friendly silicone, they offer a lightweight, comfortable fit suitable for extended wear. Effective Noise Reduction: The secure seal created by the expanding design helps block external noise, supporting a quiet environment for sleeping, studying, working, or traveling. Universal Design: The adaptive expansion mechanism fits various ear canal sizes and shapes, reducing issues related to sizing. Constructed from high-quality silicone, they are easy to clean, reusable, and environmentally friendly. Easy to Use: No pinching or forcing required; simply insert and gently press for a secure fit, suitable for adults and children. Inflatable earplugs, reusable noise-reducing earplugs, flexible hearing protection, silicone material, ideal for sleeping, concentration, and travel Material: Silicone