Gather all ingredients.
Mix together strawberries, sugar, and 1 cup cold water in a medium bowl. Cover the bowl with plastic wrap and place in the refrigerator for 4 hours.
Pour chilled strawberry mixture into a blender. Blend on high until smooth.
Pour through a wire mesh strainer set over a large bowl; discard pulp and seeds.
Stir remaining 7 cups cold water into strawberry juice until aqua de fresa is well combined.
Fill glasses with ice. Pour aqua de fresa over ice. Garnish each serving with lime wedges and mint leaves.
