... right tools for U! Product details: Type:Glass Suction cups,Windscreen vacuum cups,Suck and move All Non-porous materialsItem No.:DV ... : Features:Lifter should be used on non-porous materials with smooth ,relatively flat surface. Lifter can only be operated ... the product. Quality:Finer Double cups,lift 8000timesApplicable range:Matters with clean, even surface and with no oil stains, water stains, ...