Opti1Step Polisher Refills Cup Opti1Step is a one step composite finishing and polishing accessory for all types of composite restorations, designed for either wet or dry applications. Increases surface gloss. Eliminates scratches on composite restorations. Reduces surface roughness and bacterial retention. Delivers results comparable to multi-step systems and procedures. Perfect control of abrasiveness on all surfaces due to optimised flexibility. Allows variable abrasion by changing pressure. Gold-plated mandrel and unique abrasive matrix for greater durability. Autoclavable and reusable