1.Self closing lip type: The urine bag has a sealed zipper, the opening can be closed, preventing water from flowing out and reducing unpleasant odors, thus ensuring . The opening is made of soft material, which is , environmentally friendly and suitable for use. 2.SUPER ABSORBENT LEAK PROOF These emergency urinal bags are made of water absorbent spa polymer resin waterproof PE material. They can absorb urine, vomit or other liquid waste and turn into an odorless, leakproof gel that does not drip or leak even when turned upside down. 3.LARGE CAPACITY The urine bag holds approx. 700ml. Under normal circumstances, human urine output is between 300ml and 600ml and it can also be used as a vomit bag. It is portable and suitable for any travel bag, making it an ideal travel companion. 4.EASY TO USE Just open the emergency urine bag and use it. With an antidrop bracelet, the position of the urine bag can be better fixed. The white box contained in it is a polymer (does not need to be opened or emptied during use) that can absorb liquid into the gel within 60 seconds. It is very easy to use without the worry of bad smell.