Coloplast urostomy night bag. A comfortable night?s? rest. With a two-litre capacity and adjustable 120 cm long anti-kink tube, the Coloplast Urostomy Night Bag allows for a comfortable night?s? rest. With a two-litre capacity and adjustable 120 cm long anti-kink tube, the Coloplast Urostomy Night Bag allows for a comfortable night?s? rest. Anti-kink tubing - ensures urine drains easily, and it can also be cut to shorter lengths if preferred. Large capacity - holds up to two litres. Fixed connector - connects directly to your urostomy pouch. The Coloplast Urostomy Night Bag can be attached to all SenSura and Assura urostomy pouches.