This window air conditioner gap seal combines a heat-resistant insulation foam core with a PVC surface layer featuring a leather-pattern finish for durability and a neat appearance. It creates a tight seal between the air conditioner unit and the window frame. Key benefits - Superior sealing: fills gaps around standard window AC units to prevent drafts and air leakage. - Energy efficiency: reduces cold air entering in winter and hot air entering in summer, helping to lower heating and cooling costs. - Durable construction: heat-resistant foam core with a long-lasting PVC leather-pattern surface. - Easy installation: designed for straightforward installation without the need for special tools. - Wide compatibility: suitable for standard window air conditioner units across common window configurations. Use scenarios - Home living room: install to minimize drafts around a window AC, helping maintain a comfortable indoor temperature year-round. - Apartment or dorm: seal gaps around a window unit to reduce energy loss and lower utility bills. - Small office: use with a window AC to improve temperature control and reduce HVAC load during seasonal changes.