Perfect for sleeping, studying, concerts, traveling and noisy environments, this sleek earplugs has an ergonomic design, precision-engineered aesthetic that is ideal for exceptional comfort. * Included: 1 set of earplugs, 4 sets of silicone ear tips (sizes XS - L) * Materials: High-grade, hypoallergenic silicone. * Noise Reduction: Advanced noise-canceling technology. * Comfort: Customizable fit with multiple sizes, long-wearing without pressure, suitable for all ear shapes. * Compact Case: Pocket-sized, keychain carrying case. Size: XS - L