A collection of non-sterile devices intended to be used for attachment/replacement of a urostomy bag (for collecting urine following a urostomy procedure). It includes the urostomy bag, a base plate, and additional devices (e.g., towels, wipes, scissors) to allow for fitting of the bag/base plate to the patient and hygienic maintenance of the ostomy site (e.g., following leakage). This is a single-use device.