Size is approx. 7.3 by 5.0 by 5.0cm Additional product info: This is a stand-type cover that covers the genuine magnetic charging cable for Apple Watch. The silicone material prevents minor vibrations and protects the base of the cable. This product is exclusively for the genuine charging cable of Apple Watch. It cannot be used with other charging cables. This product does not completely prevent disconnection of the charging cable or damage and dirt to the charger itself. The target age for this product is 15 years and older. If you use this product with a thick Apple Watch case attached, the magnetic force may weaken, charging might slow down, or it might not charge at all.