Specifications High Priority Chemical Substance: None Model Number: Quiet-41 Origin: China (Mainland) • Noise Reduction: Designed for superior noise reduction, these earplugs are perfect for those seeking peace and quiet in busy environments. • Reusable and Hypoallergenic: These earplugs are reusable and hypoallergenic, making them suitable for those with sensitive skin or allergies. • Versatile Use: Perfect for sleeping, working and more, these earplugs offer a versatile solution for noise reduction. • Four Size Options: Available in sizes XS, S, M and L, these earplugs fit a wide range of ear sizes and shapes. Note 1. Earplugs only block out unwanted noise and provide you with a comfortable sound that does not reduce everything to 0 decibels. 2. In the box - 1 set of earplugs, 4 sizes of soft silicone earplugs (XS-L), 2 * quiet. Our earplugs are reusable and washable 3. They come in four different sizes (XS/S/M/L). Try them on to get the right size for your ear canal for maximum sound blocking and comfort.