High Quality: Clear acrylic is made of plexiglass with rounded edges for a clear look; key ring with chain hook and key ring hook is made of durable alloy; lightweight and waterproofCan be used as key chains, decorations, toys.Light weight, easy to carry, small footprint, easy to use, and not easy to lose.Cute pattern type. Perfect for school, office, and family use, and can also be given as a gift to your child, friend, or personal collection.