🍀【Size to Seal】The outlet gasket insulation is about 2.5 x 4.2 inches in size that fits most sockets and switches nicely, which can tightly seal the outlets, not allowing the air to flow out easily, making them an essential addition to any energy-saving strategy. Please confirm the sizes before ordering. 🍀【Firmly Applied】Made of safe EVA Insulating Material, The Wall Plate Insulation Gasket Is Non Flammable and Weatherproof, Safe and Sturdy, Which Features Good Resilience,and Can be safely used in any room of the house. 🍀【One Fits 3 Types】Switch insulation gaskets are suitable for mainstream types of wall plate openings, including toggle, duplex, rocker,bank and their combined configurations. 🍀【Easy to Install】The pre-cut design makes the socket sealers easy to use by matching the right type of shape, cutting off the excess, then installing under the socket cover for use. 💯【Buy With Confidence】Includes 30 pcs of wall plate insulation, the width of each wall outlet insulation is about 2.48 inch/63mm, the height is 4.21 inch/107mm.We Offer No Questions Asked Warranty. We will be happy to assist you with any Questions to meet 100% Customer Satisfaction. 🍀🍀🍀The outlet gasket insulation is about 2.5 x 4.2 inches in size that fits most sockets and switches nicely, which can tightly seal the outlets, not allowing the air to flow out easily, making them an essential addition to any energy-saving strategy. Please confirm the sizes before ordering.🍀🍀🍀