4 different pairs to try! Our silicone earplugs suitable for different occasions, reduce noise, give you a safe, comfortable hearing protection, relax and get the good night's sleep you need. Vibrant colors make protection visible, Self-adjusting polyurethane foam expands to fit virtually every wearer Contoured Tree-shape for easy insertion and wear 4 Sets colors earplugs in clear plastic box 100% new and high quality,super value pack for family and friends. How to use silicone earplugs Lift your ear to open up ear canal, Let the earplugs enter smoothly. Pinch the stem and rotate the earplugs insert into ear canal gently. you can push the earplugs slightly further into the ear canal to improve the noise blocking effect. For side sleepers,You can cut a part of the stem to avoid earplugs knock the pillow.