Nose pads for masks that prevent glasses from fogging up, 10 sets + 1 opened set - Quantity: 2 pieces per set, 10 sets + 1 opened set - Application: For masks - Feature: Prevents glasses from fogging up - Brand: Fitty Thank you for viewing. Although unused, these items have been stored at home. The "1 opened set" is unused but has been opened. Please consider it as a bonus. Please refrain from purchasing if you are sensitive to such matters. Thank you for your understanding.