To begin, carefully detach the old lampshade from your existing light fixture. Ensure that the power is turned off to avoid any electrical hazards. Once the old lampshade is removed, take the new acrylic globe and align it with the fixture's mounting bracket. The is designed to fit securely, with a diameter of 25 cm and an opening of 12 Gently place the globe onto the bracket, making sure it sits evenly. Use the appropriate screws or fasteners to secure the globe in place, ensuring it is tightly fastened for reliable use. Features -Color:Transparent -Material:Acrylic -Size:25.00X25.00X25.00cm/9.82X9.82X9.82in -Optimal clarity: the high transparency of the acrylic material ensures optimal clarity, allowing for maximum light output and bright illumination - : engineered for outdoor use, this lampshade is highly and retains its appearance over time, even with prolonged exposure to the elements -Timeless design: the spherical shape and simple design of the lampshade offer a timeless look that complements various outdoor lighting fixtures -Effortless installation: designed for ease of use, the lampshade can be quickly and securely attached to your existing lighting fixtures -Wide application: this versatile lampshade is for outdoor courtyard lights, garden lights, landscape lights, and other outdoor lighting needs Package list: 1 x street lamp shade