A microwave heating construct (100; 200; 300; 400), comprising: a first layer (106; 220) including a plurality of microwave energy transparent areas (112; 226) and a plurality of microwave energy interactive areas (110; 224); and a second layer (108; 222) including a microwave energy interactive area, the microwave energy interactive area of the second layer being superposed with the microwave energy transparent areas and the microwave energy interactive areas of the first layer, wherein the microwave energy interactive areas of the first layer and the second layer comprise microwave energy interactive material operative for converting at least a portion of impinging microwave energy into thermal energy, characterized in that the microwave energy interactive material of the first layer is supported on a first polymer film (114; 228) that defines a first side of the microwave heating construct, wherein the first side of the microwave heating construct is for contacting a food item; the microwave energy interactive material of the second layer is supported on a second polymer film (118; 230) that defines a second side of the microwave heating construct opposite the first side of the microwave heating construct, wherein the second side of the microwave heating construct is for facing away from the food item; the microwave energy interactive material of the first layer is joined to a first support layer (122; 236), such that the microwave energy interactive material of the first layer is disposed between the first polymer film and the first support layer; the microwave energy interactive material of the second layer is joined to a second support layer (124; 238) such that the microwave energy interactive material of the second layer is disposed between the second polymer film and the second support layer, wherein the first support layer and the second support layer are joined to one another. a first layer (106; 220) including a plurality of microwave energy transparent areas (112; 226) and a plurality of microwave energy interactive areas (110; 224); and a second layer (108; 222) including a microwave energy interactive area, the microwave energy interactive area of the second layer being superposed with the microwave energy transparent areas and the microwave energy interactive areas of the first layer, wherein the microwave energy interactive areas of the first layer and the second layer comprise microwave energy interactive material operative for converting at least a portion of impinging microwave energy into thermal energy, characterized in that the microwave energy interactive material of the first layer is supported on a first polymer film (114; 228) that defines a first side of the microwave heating construct, wherein the first side of the microwave heating construct is for contacting a food item; the microwave energy interactive material of the second layer is supported on a second polymer film (118; 230) that defines a second side of the microwave heating construct opposite the first side of the microwave heating construct, wherein the second side of the microwave heating construct is for facing away from the food item; the microwave energy interactive material of the first layer is joined to a first support layer (122; 236), such that the microwave energy interactive material of the first layer is disposed between the first polymer film and the first support layer; the microwave energy interactive material of the second layer is joined to a second support layer (124; 238) such that the microwave energy interactive material of the second layer is disposed between the second polymer film and the second support layer, wherein the first support layer and the second support layer are joined to one another.