Shatterproof design for durable use - Made of sturdy plastic, these G40 globe bulbs are far more shatterproof than glass. They provide high light transmission for bright illumination and are suitable for both indoor and outdoor use. Retro look with modern LED benefits - Reproduce the warm glow of antique incandescent bulbs while delivering the energy efficiency, long life, and reliability of LED technology. Important specifications and compatibility - G40 globe size with LED filament construction - Operate at 3 volts - Use these bulbs only with solar string lights Practical use scenarios - Patio or backyard lighting: line walkways or seating areas with solar strings for a warm, inviting evening ambiance. - Outdoor events: create a nostalgic atmosphere for weddings, parties, or gatherings with durable, low-maintenance lighting. - Porches and balconies: decorate covered outdoor spaces or cafe-style seating areas using solar strings for ambient illumination.