Double clamp design: upper flat clamp + 360-degree rotatable universal joint + U-shaped lower clamp. The lower clamp is suitable for mounting on pipes, wall shelves, display racks, and similar structures with a diameter up to 33mm. The flat clamp is ideal for attaching signs, labels, and banners. Dimensions: 80 x 105mm. U-shaped clip opening: 3.3cm. Flat clip opening: 0.7cm. Features an extra-large, transparent, and stable design made from high-transparency PS (polystyrene) primary material with a stainless steel tube core. Constructed from high-quality plastic and stainless steel for durability, lightweight performance, and resistance to odor. Can be securely fixed to pipes and boards. Suitable for use with price tags on hangers, fruit and vegetable containers, or pipe displays. Each package includes 12 rotary clips, providing ample supply for replacement and continued use. The sign holder is clean, economical, discreet, and adaptable to various environments. Ideal for displaying product logos, prices, and branding in retail settings such as specialty stores, supermarkets, and shopping malls. Enhances visibility and organization while saving space.