Conveen Optima Male External Catheter is made of PSX silicone material, which is stretchy and breathable allowing for a perfect fit. The Conveen Optima has built-in balanced adhesive, which means it is reliable and skin-friendly. Conveen Optima comes in a compact lightweight plastic shell, which can be disposed of in the normal household waste. - The double-grip strip ensures easy and smooth roll-on or a secure fit even for nurses wearing gloves. The triple anti-leak system is designed to give you the best possible security.The triple anti-leak system consists of a push ring and sure grip ribs for secure connection to the collecting bag and anti-kink bellow and stop kinks to ensure free flow, flexible material. The urisheath is made of PSX silicone material, which is skin-friendly, soft and breathable, giving a secure fit and great wearing comfort. The Conveen Optima has inbuilt balanced adhesive, which means it's reliable and skin-friendly. The GX adhesive is balanced which means it is both reliable and skin friendly.