Enhanced training flexibility - Five adjustable tension levels allow you to customize resistance for a tailored workout. This supports progressive overload and targeted training for arms, shoulders, chest, and back. Reusable and elastic construction - Made with a durable elastic material designed for repeated use. The non-slip handle provides a secure grip during workouts, reducing slipping and enhancing control. Arm strength and easy setup - Strengthen arms by adjusting resistance with pipe attachments. Includes 5 latex tubes and antler buckles for easy installation and quick setup. Improved core stability and portable design - Lightweight and versatile, this expander doubles as a mobile fitness solution that can be used at home or on the go, supporting core stability and overall functional training. Key attributes - Function: multi-position resistance trainer for upper body and core work. - Compatibility: five latex tubes with buckles for simple configuration and mounting with pipe adjustments. - Size and weight: lightweight and portable for home or travel use. - Material and durability: elastic construction designed for repeated use with secure grip handle. - Performance: adjustable resistance across five levels to match different workouts and goals. Usage scenarios - At home workout sessions: perform bicep curls, tricep extensions, rows, and standing core twists by switching tension and using the pipe adjustments. - Quick workouts away from home: set up in a small space, such as a living room corner or hotel room, and complete a short resistance routine during travel. - Office or break-time routine: use during short breaks for upper body activation and mobility work, helping to maintain strength with minimal footprint.