Wide applications for core and upperbody training: The strap enables floor crunches and pullups, using cantilevered arm support to target the abs and adapt to a range of fitness routines. Secure training with jointfriendly design: The elastic cantilever design and ergonomic handles work together to minimize joint strain while enhancing muscle contraction, delivering safe and effective workouts for users at any fitness level. Adjustable core trainer for deep muscle engagement: Targets deep abdominal muscles while shaping muscle tone, and adapts to all fitness levels through its flexible and adjustable strap design for performance. Easy to carry and store: Folding design saves space, making it suitable for home or gym use. Lightweight material allows effortless transport and organization. Use scenarios Athome core and upperbody routine: Set up in a living room or compact space to perform floor crunches and pullups, leveraging cantilevered arm support to train the core and arms as part of a regular workout. Gym circuit integration: Include in a fullbody circuit to improve core stability and upperbody strength. The adjustable strap allows progression by changing tension and variations while keeping joint comfort. Travel or smallspace training: Fold for compact storage and take to hotel rooms or small fitness areas; lightweight design enables easy transport without sacrificing performance.