The premium suction cup flag clip holds small and medium-sized signs at a right-angle to smooth surfaces such as glass, windows, cooler cases and other clean non-porous surfaces. Available in two sizes, the suction cup flag clip features a finned sign grip for a secure hold on signage up to .070" thick. Our high quality, thick-walled suction cups are superior to imported, economy suction cups. Wholly made in the USA.