featuresOpening for inserting coinsRounded and smooth, it won't catch coins.rubber feetThere are non-slip pads on all four corners, which will not damage the tabletop. Set aside gently.bottom openingThe rubber stopper is easy to pick up and won't fall out.Electroplating strengthened porcelainFree of lead and cadmium, it can be in direct contact with food. Light weight, high strength, high density, high hardness, wear resistance.Care instructions:1. Items are fragile, please keep them carefully and avoid collision with hard objects.2. For stubborn stains, only wipe with a wet towel, do not scrub with steel wool, etc.Tips Ceramic products will inevitably have small black spots and air bubbles, but they will not affect the overall appearance.