Bachelorette Party Favors Pecker Party Flask. Now you can take your favorite beverage with you wherever you go with these collapsible Pecker Party Flasks. The lightweight insulated containers are packable and easy to carry, allowing you to sneak your favorite drink into the party or club. The flasks are lined with a food grade polyethylene liner and are 100% BPA free. No one will know your little secret! Perfect for bachelorette parties, bridal showers, theme parties and so much more! Holds 8.5 ounces of your favorite beverage! Includes: 3 Pecker Party Flasks, Fill Funnel. Width 5.75 inches, height 9.25 inches. Item weight 0.3 ounce. Material Polyethylene PE.