This scalloped-edge glass cup drops into any compatible Erva wire holder, giving you a decorative replacement basin without buying a whole new feeder or bath.The detailed scalloped rim adds a decorative touch while standing up to outdoor use season after season.Key Features Scalloped-edge design: decorative detail on the rim. Universal fit: drops into compatible Erva wire holders. Durable glass construction: built for repeated outdoor use. Easy replacement: lifts in and out for cleaning or swapping. Cost-effective refresh: no need to replace the whole holder. Made in USA: manufactured by Erva in Chicago, Illinois. Specifications Style Scalloped edge glass Fits Compatible Erva wire holders Made in USA Tip: pair with an Erva quick connect wire holder for a decorative refresh.