Impact MEI-1RL, Open Ear Insert, Right Ear Large Quantity in Basket: None Code: MEI1RL Price: $10.00 Shipping Weight: 1.00 pounds Quantity: Impact MEI-1RL, Molded Gel Open Ear Insert, Right Ear, Large. For use on all Acoustic Tube Accessories. Available for Left or Right Ear, In Small, Medium & Large Sizes.