Conveen leg bag straps. For secure attachment of the leg bag to your leg or thigh; ideal support for your urine bag at the bedside. Simpla straps: Soft, elastic fabric straps with Velcro closure. Silicone beading for no-slip function. Hanger for urine bags: To provide the ideal support for your urine bag at the bedside, you can use the Conveen bag hanger. Using a hanger will help ensure the drainage tubing is correctly positioned to allow free flow of urine.