An incontinence assist appliance for a user comprises an envelope including a surface, such as an upper outside surface, for contact with the user. A removable bladder is receivable within the envelope and includes a port for attachment of a catheter which passes through an opening in the outer envelope. The bladder contains a urine absorbing substance so that it avoids spills of liquid urine. The envelope may be formed as a wearable garment. A pair of trousers incorporating the appliance in each leg is also provided.