Material: Made from aluminium they can be recycled or re-used making them really eco-friendly and much better for the environment than plastic cosmetic tubes. Specifications: The screw cans is 1.97 inch/ 5 cm in outside diameter and 0.78 inch/ 2 cm in outside depth; The inside volume of the screw cans is 1 ounce/ 30ml, and has a screw top for safety and to prevent leaking. Have no edges: round edges, these screw cans are safe to open and close; and . Applicability: This screw round cans are good choice for crafts, cotton, hooks, beads, buttons, coins and so on; Also are good for holding other small items, protecting them from overexposure to light, dust, etc. For anyone looking to make lip balms, cosmetics or scented perfumes these pots help you make the . These round tins are perfect for making a large lip balm or they are versatile enough for other cosmetics and even storage of nail , glitter and beads. Colour: Silver Volume: 30ml Package Include 40 x Screw Lid Aluminum Tins Cans Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.