lotus4Q: Is the waisthip belt removable?. A: No, it is not possible to remove the hip belt.. Q: Which ICU (Interchangeable Camera Unit) is recommended for use with the Lotus 4 Core?. A: f-stopLotus 4 CORE Pack and Shallow Medium Insert Bundle Narrowing to a 28 liter footprint, the Lotus 4 CORE stakes entry into the f-stop system, providing essential carry features.