KEISEN Square 3 Inch 4oz 100/PK Disposable Aluminum Foil Cups 100ml for Muffin Cupcake Baking Bake Utility Ramekin Cup (Cowline, 100) 1)This cup is sold by the pack of 100 and with lids.Made from Aluminum Foil!Very sturdy.These worked great and clean up was easy.They can be reused a few times too if you want. 2) The applications of baking cup: Dessert:Mousse Brownies,Muffins,Salads,Fruit Towers,Fruit Pie,Panna Cotta,Tiramisu,Oupei La,Corian Volumes,German Puddings,Cup Cakes,Cream Puffs,Puddings,Cheese Cakes,Grilled Cheese ,Teriyaki Fruit,Ice Cream. Condiment:Caviar,Foie Gras,Honey,Jams,Sauces. 3)They're the right size for used in birthday, wedding mini cakes,patriotic events, dinners, parties and so on. 4)Features of Baking Cup,Metallic,Colorful,Exquisite,Not fade at High-temperature,heatable in convection heating oven,microwave oven,air oven and steamer.Reducing Preparation time,Energy conservation. Can be refrigerated in ultra-low temperature,high barrier aluminum foil effectively extends food preservation. Open flame heatable,not fade. 5)The containers are perfect size and great looking.These make great dessert trays.