Safety Material: Made of quality silicone with a plastic cord, these earplugs are soft and comfortable to wear, durable, and lightweight, allowing for long-term use. Set of 4 Pieces: The package includes 4 silicone earplugs, enough to meet your various needs; lightweight and portable, providing maximum noise reduction for peace, quiet, and sleep. Christmas Tree Design: Unlike traditional earplugs, these corded earplugs feature 3 flanges, with soft cushions resting partially in the ear canal for a fit that offers a good balance of hearing. They are easy to fit and non-slip, comfortable for your ears while noise doesn't easily penetrate the barrier into your ear to disturb your sleep or work. Replaceable Earplugs: Specially designed headband rests comfortably around your neck when not in use, keeping soft earplugs clean. You can replace earplugs anytime (not included); high-quality soft silicone makes them comfortable to wear. Wide Use: Soft and comfortable earplugs for shooting are safe and comfortable for most people, ideal for noise reduction at work, home, swimming, sleeping. A very necessary item in daily life, also suitable for students and workers.