Easily and economically include condiments and salad-dressings with to-go and delivery orders when you use these snug-fitting portion cup lids. High-quality polystyrene/PET construction minimizes the potential for flavor and odor transfer. Recessed design enables stable stacking. Fits: 3.25-5.5-oz Portion Cups; Material(s): Polystyrene; Color(s): Clear; For Use With: Fabri-Kal? 3.25-5.5 oz Portion Cups.