X-Shade Suction Cups for Car Window Sunshades 2 Pieces Suction cups for Car Window Sunshades are Heavy Duty and Stick Firmly Works best on car rear windows - Long Term Grip for Long Term Use High quality cups can Hold 2 Car Window Sunshades well - Wet the cups first! Comes in color Black and in 2 pieces Don't waste your time looking for other back suction cups. BUY FROM X-Shade! 100% Satisfaction Guaranteed!