Enhance cell attachment, growth and differentiation with Thermo Scientific™ Nunc™ Cell Culture Treated EasYFlasks™. These polystyrene flasks receive the proprietary Nunclon™ Delta surface treatment to maximize adhesion for a broad range of cell types. The ergonomic design with angled neck and wide opening allows easy access to the growth surface by pipettes or cell scrapers. Looking for EasYFlasks for suspension cell cultures? Find Non-treated EasYFlasks here.