Curity Anti-reflux Chamber Drainage Bag with Splashguard and Safeguard Needleless Sampling Port. 120cm, non-kink large diameter tubing. Anti-reflux chamber prevents backflow of urine. Safeguard.Needleless Sampling Port eliminates risk of needle stick injuries. Splashguard. Drain Spout – one handed operation protects against accidental contact with urine. Sterile. 2000mL bag capacity