A decorative solidwood OAK Charcoal color oiled top cut specifically for ikea ONE trone units. You will receive one top but with 4 double sided hard tape, around 0.3mm thick to use on 4 bottom corners of the shelf to attach to ikea trones top surface. So you will not need any tools, just the tapes we will send you. It will prevent the top from sliding or moving. The dimensions on the listing are the stated IKEA dimensions but we modified it to make sure it fits perfectly onto the trones. For example a 1 trone top measures 51.5 x 16.2 cm. The similar to the rest of 2 trones & 3 trones listings which can be . Its a great way to make a decorative surface for your seasonal items, such as the Halloween pumpkins... Ikea 1 Trone Charcoal Oak Top Cover Panel - Solidwood 52cm X 18cm Oiled