Walmart's Equate Eye Patch. This eye patch is made of a smooth, soft fabric and has a comfortable fit. One size fits most. It is contoured shape minimizes pressure and the elastic band securely holds the patch in place. Perfect for eye care and protection. Thick black material completely covers the eye and blocks out all light. Product is designed for repeated use. Caution: this product contains natural rubber latex which may cause an allergic reaction. If rash develops or pain persists or increases, discontinue use and consult a physician.