Reuseable Drink or Food Pouches (Montlake)

Amazon Description: Meanplan 200 Pcs Plastic Flask Reusable Plastic Pouches Bulk Cruise Plastic Drink Pouches Clear Leak Proof Bags Juice Pouches Container with Funnel for Adults Women Men Travel Outdoor Sport (8 oz). I think they can easily be filled with a funnel. I opened the boxes for the pictures, but otherwise they have been sealed since they were ordered.