Sold non sterile. Can be autoclaved. For procedures with radio frequency, knife and electro-cutter. Model with bilateral handle can be used in either eye and they are easier to insert and remove. The handle may interfere with certain procedures. • Up to 50 cycles in the autoclave. • Black shields blocks all light and vision. • All shields are available in 4 sizes. Plastic shields packaged as follows: • One bilateral ocular shield with handle. Sold as a unit.