SizeYou will receive 1 roll of bubble reflective foil insulation, measuring 24 in x 26 Ft/60cm x 8Meter(W*L), 2mm thick, enough length can be used for a long time.Energy SavingReflective aluminum foil is composed of upper and lower aluminum foil and a single layer of polyethylene bubbles in the middle. The surface aluminum film can directly reflect rays and heat, and the bottom aluminum blocks residual heat. It has double-layer protection and a better heat insulation effect. It can be insulated cold air to create a hot winter and block heat to create cooler summers, thus saving your electricity bill.More Than 804.2ounces/120g Thermal InsulationDouble-layer bubble reflective film has a thermal insulation effect of more than 804.2ounces/120g, and a thermal conductivity of 0.032-0.036W/m.K.
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