An easy45to45use retractable car shade that blocks the sun and features a white hot174 patented heat alert system that turns white when car is too hotfeatureswhite hot174 indicator turns white when car is to hot includes 2 shades dual attachment system for a better fit 45 choose adjustable clips or suction cups one45push retract button for easy rollup safe45view8482 premium fabric mesh for superior visibility window clips swivel to fit most window shapes