The 6Y520 Simplicity liner is a simple and effective option made from skin-friendly polyurethane. For maximum protection, the liner is thicker in the distal 5 cm of the residual limb. The Simplicity liner is available in various sizes, with or without a textile cover. The 6Y520 Simplicity liner is suitable for patients with a low to moderate activity level, and is often used in combination with a sealing sleeve and valve.