SKROO Funnel has been created to help those who take their supplement game seriously. It is designed for functionality without over-complicating its use. Created to be used for supplement stacking rather than just single supplement use. No secret compartments, just a tool that allows you to supplement on the run. With the oversupply of shakers, the SKROO funnel will transform your plastic water bottle into an instant shaker allowing you to supplement on the run anywhere, anytime.