jumpyerica5 years ago0+1-1I bought the cat window couch. Unfortunately, the suction cups do not stick to the window. I cleaned the windows well with glass cleaner ! What should I do ?Show in original language (German)Pitchf0rk5 years ago • purchased this product+1+10purchased this productTry wetting the suction cups slightly and then pressing them against the window. They hold very well for us.Show in original language (German)Comment1 commentvauxie5 years ago • purchased this product000purchased this productI cleaned the window with disinfectant and also coated the suction cups with it. It was 70% alcohol, and the thing has lasted for several months now.Show in original language (German)Comment