A Urine Drainage System Can Be Subject To Movement Which Can Lead To Tension On The Catheter Or Sheath, Especially When The Bag Begins To Fill Up. The Simpla G Strap Provides Additional Support To The Catheter Tubing Or Leg Bag Tubing & Fits Comfortably Around The Leg Or Abdomen. The Simpla G Strap Is Made From Polyester, Polyamide, Elastane & Silicone.