This is a pack of mouth tape (120 pieces) to promote nasal breathing during sleep. - Quantity: 120 pieces (30 pieces x 4 packs) - Product Name: MOUTH SEAL - Purpose: Prevents mouth breathing - Features: Promotes nasal breathing during sleep - Expiration Date: 2027.5.18 Purchased in March 2025 and stored at home. Unopened. Thank you for looking.