In a large punch bowl, combine seltzer and champagne.
In a blender, blend frozen strawberries with tequila, triple sec, and lime juice. Add to punch bowl. Top with fresh limes (reserving some for garnishing glasses) and strawberries and stir to combine.
Rim glasses with lime wedge and dip in salt. Fill with punch, garnish with lime round, and serve.
Recipe by 5* trending recipes with videos at https://food.theffeed.com/2019/07/25/margarita-punch/