Slush Puppie Paper Cup and Paper Straws Pack of 20- Now with Paper Straws! Slush Puppie Paper Cup and Paper Straws Pack of 20 Enjoy your slush Puppie the right way in these 9oz paper cups and paper straws. Get the complete Slush Puppie vibe with this pack of Slush Puppie branded paper Cups and paper straws. This Slush Puppie pack includes 20 disposable paper cups with a 9oz capacity and 20 paper straws. The pack is the perfect accompaniment for those that already have a Slush Puppie maker at home, perfect for children&rsquo,s parties and summer holidays. This pack would also be great for a retro 70&rsquo,s themed party and festival. Enjoy the iconic experience