Good Sealing: appropriate size makes our wall plate insulation gasket fit the socket wonderfully, and the outlet is better sealed, and then the gas is not easy to flow out Safe and Insulated Materials.: adopting EVA insulating materials, this outlet insulation gasket can better prevent accidents, and is insulated to prevent electric shock, safe and reliable, with good resilience and toughness, can serve you for a long time One fits three types: Switch insulation gaskets are suitable for mainstream types of wall plate openings, including toggle, duplex, rocker, and their combined configurations. Easy to Use: just follow the line to get a foam outlet gasket, which can be chosen at will; Light in weight, convenient in storage, this light switch insulator is simple to install without much effort, saving space and time Material: EVA colour: White Package Contents: 100 x foam socket insulation sealers 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.