Made of , high -temperature - plastic, the socket extender has excellent flame retardant and performance to safety and reliability in any environment convenient design, no tool installation, the safety level of the electric box extension and supporting sockets, switches and GFCI devices, eliminating the shaking or loose connection, each time it can realize the professional appearance. Different from the typical distribution box socket segmentation, a group of electric boxes form a complete insulating barrier around the equipment to prevent and high temperature and reach the highest safety standard suitable for houses, offices, customized electrical projects.Design to adapt to various devices, including sockets, switches, GFCI sockets, etc. to that any electrical system needs You receive 6 1-position box extenders and 12 screws to extend outlets up to 1-1/2 inches, allowing more room for wires and securely mounting outlets, switches and other standard devices Color: White Material: Metal Package Contents: 1set * electrical box extender Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.