Package quantity: 4 Package includes: 40 x ice packs Product overview Reusable PE freezer packs designed for compact, reliable cooling. Each blue ice pack measures 13.80 x 8.60 x 2.30 cm (5.42 x 3.38 x 0.90 in). These medium sized packs are lightweight, durable, and easy to store in a refrigerator, lunch box, or cooler bag. Key benefits Effective cooling: Use the ice packs inside a cooler or place one in front of a fan to help cool air for shortterm comfort. Reusable and durable: Made from PE material to withstand repeated freezing and thawing without damage. Space saving: Compact size fits conveniently into lunch boxes, small coolers, and compact storage areas. Easy to use: Fill with the appropriate amount of water, freeze, and reuse as needed. Requires filling with water before freezing. Versatile: Suitable for cooling food and drinks, preserving items during transport, and supporting outdoor activities. Important specifications Color: Blue Material: PE freezer packs Size: 13.80 x 8.60 x 2.30 cm / 5.42 x 3.38 x 0.90 in Package quantity: 4 Package includes: 40 x ice packs Note: Requires filling with water and freezing before use Practical use scenarios Lunch box cooling: Place one or more ice packs in a lunch box to keep sandwiches, salads, and drinks chilled until mealtime. Outdoor activities and picnics: Use inside a cooler bag to preserve food and beverages during a day at the park or a short hike. Portable cooling support: Position a frozen ice pack in front of a small fan or inside a cooler to help lower air or container temperature for brief periods. How to use 1. Fill the ice pack with an appropriate amount of water and close securely. 2. Lay flat and freeze until solid. 3. Place frozen pack in your lunch box, cooler, or in front of a fan for added cooling. 4. After use, thaw, drain if , dry, and store until next use. This product provides a simple, reusable solution for keeping food and drinks cool in everyday and outdoor situations.