Blueberry Lutein Eye Care Patch, Relieve Eye Fatigue Cold Compress Sleep Eye Care Close Eye Mask PatchOur blueberry lutein eye patches contain glycerin and lutein. It can relieve eye strain as an herbal addition, relieve dryness and pain, and prevent myopia. The way to use it is simple: clean the eyes, apply the product to the eyes, gently squeeze the bubbles until smooth, 10 20 minutes later remove. And can relieve eye strain.