Metal and plastic,the trays are plastic and the pillars are iron. 【Sturdy & Stable】The 3-tier mobile storage cart is made of high-quality steel frame , which is strong and durable, waterproof and wear-resistant .
Metal and plastic,the trays are plastic and the pillars are iron. 【Sturdy & Stable】The 3-tier mobile storage cart is made of high-quality steel frame , which is strong and durable, waterproof and wear-resistant .