This product is made by pressing 100% natural bamboo skin. It uses pesticide-free, naturally grown bamboo skin. It is a biodegradable material that returns to the soil in its natural state. It is suitable for frozen food mail order as it is compatible with both freezing and microwave use. Since the natural material is cut, there may be some burrs. ● Product Details (50 pieces each) Body: 220 x 90 x H35mm Lid: 223 x 93 x H20 Thank you for viewing.