Eye duo brush set use the angled blending brush and concealer brush to create and complete any looka combination of brushes for flawless application shape shade define line and smudge so eco is a range of eco friendly makeup brushes with the unique emphasis on components being 100 responsibly and ethically sourced all brushes and kits are from eco friendly sources hand crafted handles are made using bamboo from sustainable sources brush heads are cruelty free taklon sourced bristles