[NON-SLIP COMFORT]- The modern feel and look of this support pad functions with non-slip self-skinning urethane foam (rubber like feel) to keep the edge firmly in place so you can extend time at your desk with smooth and breathable ergonomics in mind [DURABLE]- Matte black rubber like finish offers state-of-the-art resistance against abrasion, staining, burnishing, and scuffing making cleaning a breeze [SIMPLICITY]- Desk edge attaches once and doesn’t requirement constant adjustments and re-aligning to obtain wrist/palm/forearm comfort 【DURABLE】Matte black foam finish offers state-of-the-art resistance against abrasion, staining, burnishing, and scuffing making cleaning a breeze