MINU Shampoo Refill Cadence Capsule Medium This set contains a MINU Shampoo Refill Pouch and a limited edition Cadence Capsule for all of your haircare travel needs. MINU Shampoo is specifically formulated for colored hair. The rich foam gently cleanses the hair, protecting the color and keeping it shiny for longer. The Cadence Capsule Flex Medium is 100% leakproof, magnetic, and modular. It’s great for any shampoo or conditioner.