Overheated plastic harmful but our refillable capsules pod is Made of food-grade stainless steel, safe, healthy , which avoids causing strange taste in your coffee, more healthy and no worries about Pollution.Enjoy the coffee without adding to environmental waste & used up to 10, 000 times 0.3 oz Crema increased. this 0.3 oz is what makes our company be proud of.It helps make your coffee more tasty , more professional and at higher standard, which gives you the flavor of the beans, flowing out coffee with nice crema. The capsules we produce are highly compatible with the coffee machine and will not bring any harm to your beloved coffee machine. 't choose some cheap capsules and be penny wise and pound foolish, price reflect value. We have 100% confidence toward our reusable capsules, made of stainless steel, environmental-friendly, resisting of heat, not discoloration, usage and money saver. size: 36 x 25mm Material: stainless steel colour: Silver Package Contents: 3 x stainless steel coffee shell 1 x spoon 1 x brush Only the above package content, other products are not included. Note: Light reflection 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.