It is sold as DIY pipe parts that can create original industrial plumbing interiors. Mix and match different parts, pipes and wood shelves to create your desired interior size for shelves, tables, etc. Made of cast iron with rust-resistant paint that is suitable for outdoor use (although it is pre-painted, rust will occur from the threaded portion). By assembling heavy pipes, it creates an unrealistic space. Also, all products are for DIY interior use, so please do not use it as a piping for gas or water. Due to the nature of the product, there may be fine scuffs and dents. The assembly process will be sold by the individual parts. Please be careful when assembling. When installing on a wall, please check for the strength of the substrate that can withstand the total weight of the pipe and the storage items. For more information, please contact a professional. We will not be responsible for any accidents or injuries. Please note that these are handmade and individual differences may occur. Also, please note that there may be discoloration or color transfer.