Quantity and Material: a set of 4 metal earplug cases that are made of aluminum alloy material with exquisite craftsmanship; These cases are not only strong and durable but also highly functional, ensuring long lasting use. Compact Size and Lightweight: the earplug holders have a compact size, measuring approx. 1.65 x 1.05 inches/4.19 x 2.67 cm; They are incredibly cute, handy, and lightweight, making them ideal for travel and outdoor activities; Their waterproof and crushproof design ensures that your earplugs are always protected. Excellent Sealing Performance: each earplug case is equipped with a tight rubber seal, providing excellent sealing performance; This seal protects your earplugs from moisture, dust, and debris, keeping them clean, safe, and dry; You can rely on these cases to maintain the quality of your earplugs. Wide Range of Use: these metal cases are not limited to storing earplugs; They are also great for storing pills, medicines, jewelry, earrings, necklaces, and more; You can even use them as pill holders, or jewelry holders; With these cases, you can keep your belongings organized and secure, without the worry of losing them. Portable Design: the metal earplug cases allow you to easily attach them to keychains, handbags, golf bags, belt loops, and more; This portable design makes them ideal for travel and outdoor camping, ensuring that your earplugs are always within reach when you need them. The metal earplug cases have fine workmanship and reliable material, safe and durable, not easy to break or fade, which will serve you for a long time. If you have friends who need some earplug holders in the daily life, you can give them ours, they will like these gifts and feel happy. Colour:Black & Silver Material:aluminum Size:approx. 1.65 x 1.05 inches/4.19 x 2.67 cm Package Contents: 4 x Earplug cases Only the above package content, other products are not included. Note: Li