Sensitive Preservative-Free Lubricant Eye Drops Extra thick gel drops for dry eyes. 30 Sterile Single-Use Containers - 0.01 fl oz each. Refresh® Brand The Easy Answer for Dry Eye Relief. Refresh® Celluvisc® Lubricant Eye Drops provides extra strength moisturizing relief plus protection for dry, irritated eyes with out thickest gel formula for sensitive eyes. Refresh® Celluvisc® comes in convenient single-use vials and is safe to use as often as needed, so your eyes can feel good - anytime, an.