The package Comes with 4 environmental friendly 5L water containers. Whether you"re hiking, biking, walking, the collapsible water bottle is sure to keep you hydrated and refreshed. You could attach this water bottle to your bag, bike or belt simply and easily with a climbing button carabiner for convenient carrying and drinking. Made of flexible tasteless and food grade PE material.Feature- Color: Blue._x005F_x000D_- Material: PE._x005F_x000D_- Size: About 30x30x2 cm._x005F_x000D_- The water container is made of soft PE material, durable and reusable._x005F_x000D_- The water bag is collapsible and ultra light, you can fold it up when empty into smaller size for easy storage and carry._x005F_x000D_- Easily collapsible for storage or carry after use on your next hike, camping trip or picnic._x005F_x000D_- Perfect partner for outdoor camping, hiking, walking, hunting, travel, car, picnics, barbecues, etc._x005F_x000D_- Note: Before freezing, filled with water should not exceed half of the volume, to avoid being frozen bursting. Cut the bag when need homemade ice._x005F_x000D_- Warm Tip: Dear buyer, due to lighting effect, monitor"s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you