In a blender, add strawberries, (fresh and frozen), simple syrup, rum, and lime juice. Blend until smooth.
Pour the daiquiri mixture evenly into the 2 glasses. Garnish with fresh lime, and strawberries (optional). Serve immediately. Enjoy!
Combine all sugar and water in a small saucepan over high heat and bring to a boil, stirring until sugar is dissolved. Remove from heat and let stand at room temperature, covered, for 1 hour.