This pack of 21 ring binders are ideal for managing papers! If you need your documents bound then these ring plastic combs are a great solution.Specifications;. A4 21 Ring Plastic Combs - 19mm. Safety lock feature, pages stay securely bound. High gloss PVC, No fading or cracking. Precise alignment for all comb binders. Accurate length for exact alignment with A4 paper. 165 x 80 gsm
