Bumble and Bumble The More, The Merrier: Thickening Volume Set The Bumble and Bumble The More, The Merrier: Thickening Volume Set ($33) is a curated set of essentials for your friend who is always trying to pump up the volume on their flat hair. Image Source: ulta.com Bumble and Bumble The More, The Merrier: Thickening Volume Set $33 from ulta.com Buy Now