The Coghlan’s Plastic Tablecloth Clamps are affordably priced for big and small jobs. These spring loaded plastic clamps could proove handy on those breezy days at the park or the beach if you need a little help keeping the tablecloths on the picnic tables. Just slip the Coghlan’s Plastic Tablecloth Clamps onto the edge of the table and you are set. The Coghlan’s Plastic Tablecloth Clamps fit most patio and picnic tables and come 4 clamps per package.