The study include all patients with acute urinary retention due to prostatic obstruction. Subjects were excluded if they had prior surgery for prostate cancer, had any other urethral or bladder surgery, or if they were at high risk of developing bladder or kidney stones The study will be national community based study conducted in different hospitals in Saudi Arabia. Investigators will test two different types of stents in patients with acute urinary retention for a short period (not exceeding five days), find out the compatibility of these stents with the daily life of the patient and determine their impact on his quality of life using an appropriate questionnaire after each use.