Mount on Glass!With Eye-Catching DuraBalloons® of your choice, this extremely tough lever-operated Suction Cup Kit is perfect for storefront attention! The 100lb pull-strength of this Suction Cup is unmatched and will keep your kits secure on any clean, smooth, and sturdy surface.It is recommended to clean the mounting surface as well as the rubber pad of the suction cup thoroughly before use. Reducing the number of times the suction cup is applied and removed will aid the longevity of the suction cup. The lever can be secured down as an anti-theft feature using a small zip tie and the stem can be secured to the cup with the included security screw. The kit comes with everything you need (except an inflator) to fly a single DuraBalloon®.