1 can (10 ounces) frozen nonalcoholic pina colada mix
10 cups ice cubes, divided
1-1/3 cups rum or 2 cups water, divided
1 can (10 ounces) frozen nonalcoholic strawberry daiquiri mix
In a covered blender, process pina colada mix, 5 cups ice and 2/3 cup rum or 1 cup water until blended. Repeat with strawberry daiquiri mix and remaining ingredients. Slowly pour prepared pina colada and prepared strawberry daiquiri by 1/4 cupfuls into the center of 10 highball glasses, alternating layers. Serve immediately.