• Package content: includes 16 pieces of safety caps for light sockets. • Excellent material: made of high-quality plastic, sturdy and durable with a knob design for easy screwing. • Dimensions: interior diameter of 1,9 cm, exterior diameter of 2,6 cm and height of 2,7 cm. • Compatibility: exclusively suitable for standard E26 bulb sockets. • Effective protection: designed to protect string light sockets against harsh weather, preventing the entry of water or dust. • Versatile application: ensures electrical safety in outdoor string lights for parties and events.