file binding rings, comb binders of various sizes item: plastic bindings, ring bindings material: PP/PVC/ABS, etc color: white, black, red, blue, yellow,etc size:various sizes according to different needs logo: designed logo can be printed sample time: within a week sample fee: according to the design delivery: within a month port: shenzhen/guangzhou features: 1.various sizes&colors 2. high quality and reasonable price 3. quick response and fast delivery