Covidien Dover - 2000ml Urine Bag with Anti-Reflux Chamber is uniquely shaped so that urine fills the bag uniformly and is easy to drain. This catheter bag has a luer lock sample port that makes it safe to collect fluid with a needle. It also combines a top vent and anti-reflux device for uninterrupted urine flow. The pivoting hook hanger makes it easy to hang next to the bed or wheelchair. This product is latex free and includes 40" of catheter tubing.