PACKAGE INCLUDED: The package includes an extra silicone corrugated base. The two bases can be switched for indoor and outdoor use UPGRADED BASE DESIGN: 7-inch round base with non-slip design provides a larger support area and is more sturdy and stable. ADJUSTABLE LENGTH: 4 height adjustments to accommodate different heights, easy to get up from the floor. LIGHTWEIGHT MOVEMENT: Lightweight design, can support up to 600 lbs, provide extra assistance, convenient for you to stand up, sit down or carry things easily. DURABLE HANDLE: Rugged aluminum construction with a durable handle provides a firm grip and helps you stand steadily. MULTIPLE APPLICATIONS: Ideal for indoor and outdoor use as a mobility aid, whether for gardening, housework or working in the workshop. SOLVE MULTIPLE PROBLEMS: Portable solution for the elderly, people with back pain, knee problems, help to improve lifestyle.