Anua Heartleaf 77 Clear Pad is a popular skincare product in the K-beauty market known for its effectiveness in addressing various skin concerns. The “77” in the product name signifies that it is made up of 77% heartleaf extract, which is derived from the Eoseongcho plant known for its soothing and anti-inflammatory properties. This ingredient makes the pad particularly beneficial for those with sensitive or acne-prone skin.