In 2005 , the Sprouse brothers signed a licensing agreement with Dualstar Entertainment to produce Sprouse Bros branded merchandise for the preteen and teenage market , the Sprouse Bros brand included a clothing line , comics series and a magazine , as well as personal hygiene line and a line of sportswear .
In 2005 , the Sprouse brothers joined Dualstar Entertainment to produce `` Sprouse Bros '' products for preteens ( 9 to 12 year olds ) and teenagers .