The product is all metal. ! product features product diameter: 32 cm product length: 128 cm product information product case is made of metal material. it is painted with electrostatic oven paint. the products are our own production and are 100% domestic production. broken vs. we would love to support you at any time. more than 100 stocks are offered to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.