【SOUND AND HEAT INSULATION】 Changshade customized top-down blackout blinds are built-in aluminum foil, which can effectively absorb noise. The unique honeycomb structure creates air pockets to provide insulation by trapping air in the cells to block harsh sunlight and UV.

【SOUND AND HEAT INSULATION】 Changshade customized top-down blackout blinds are built-in aluminum foil, which can effectively absorb noise. The unique honeycomb structure creates air pockets to provide insulation by trapping air in the cells to block harsh sunlight and UV.