Capacity: The inside volume of this screw cans is about 2.8 ounce; the outside diameter of screw cans is about 2.75 inch, 1.45 inch thick, 2.5 inch inner diameter.3 Styles: Flower, and other style, 4pcs each style, 12 pieces of round tin containers totally. Open hole lid which lets scent out of jar. Perfect to make scented gift jars for Christmas gifts.With Hollow Lids: The alumnium hollow lids are for easy diffusion of scents, you can put in scented beads, baking soda, essential oil, aromas, bath salts, air fresheners, solid perfume.Premium Material: Made of high quality aluminum, with screw cap lid, durable and lightweight, fit in your handbag or pouch, easy to open and close; Suitable for various occasions to store different items.Wide Usage: Great for candles, scented potpourri, gel beads, air freshener, car fragrance, homemade oil diffusers. Looking to add a little lift to your home decor, ideal for all occasions including weddings, bridal showers, birthday parties, shops and more.