Bamboo Studios 3-Inch by 7-Inch Cones, 50-Pack Includes 50 3-inch d by 7-inch h cones We use the outer bark or sheath of the bamboo plant, the sheath is collected, steamed, and pressed into shape No dyes are used to alter the color, the bamboo is as close to it's natural form as possible Microwave safe, hand wash, and dry hand dry Perfect for your next party