OPTIMUM AFTER-SALES SERVICES-If at any given point you’re not 100% satisfied, we'll offer you a prompt and full refund of your Blemishes patch. STRONG ADHESION: Safe but strong patch with tampered edges to prevent rolling up on the edge. Made of thin, clear hydrocolloid Blemishes patch and almost unnoticeable, suitable for women and men. Absorbed overnight, more gunk strength Tapered edges keep patches adhered to skin, while effectively covering and calming blemishes. Upgrade large size-10% ,contoured patch fits acne hot spots like nose, chin, and cheek. Includes 20 patches in 70mm x 35mm size.