Watermelon sour straws Shortfill 100ml E-Liquid by Bazooka We'd like to introduce what's about to become your new favourite watermelon e-liquid. Watermelon Sour Straws by Bazooka is a big cube of chewy watermelon candy with a sour coating that's going to make your mouth water. You'll love this one! The mix is 70% VG / 30% PG.