A catheter assembly comprising:a catheter having on at least part of its surface a hydrophilic surface layer intended to produce a low-friction surface character of the catheter by treatment with a wetting fluid prior to use of the cathetera wetting fluid pouch comprising first and second layers of flexible material joined by a seal to form a sealed closure accommodating said wetting fluida receptacle forming a cavity for accommodation of said catheter and said wetting fluid pouch,said wetting fluid pouch being openable by compression of said wetting fluid pouch, thereby enabling the wetting fluid to be discharged into the receptacle,wherein at least one of said first and second layers of said wetting fluid pouch extends beyond the seal of the sealed closure to form an attachment area outside the sealed closure, wherein said wetting fluid pouch is attached to an inner surface of said receptacle, said attachment being provided solely between the receptacle and said attachment area.