Fivetube chest expander with adjustable resistance levels for a versatile upperbody workout Purpose and benefits Strengthen upper body including chest, back, shoulders, and arms Suitable for fitness enthusiasts, office workers with a sedentary lifestyle, rehabilitation patients, and anyone seeking to improve upperbody strength Provides multiple resistance grades across a single device to tailor intensity Key features Fivetube design with durable rubber tubes Nonslip handle for a secure, comfortable grip Durable construction designed for longevity Compact and portable for convenient use at home, in the office, outdoors, or while traveling Userfriendly for quick setup and easy resistance adjustments Specifications and attributes Material: rubber tubes with a nonslip handle Design: fivetube chest expander with multiple resistance levels Size: compact and portable for flexible use across environments Function: resistance training to improve upperbody strength and flexibility Use scenarios Home workouts: perform chest presses, rows, and arm exercises to build upperbody strength Office breaks: quick resistance sets to relieve stiffness and maintain muscle activity during the day Outdoor or travel training: use during outdoor workouts or while traveling to maintain training continuity Practical notes To adjust resistance, use the appropriate number of tubes for the desired level Ensure a secure grip with the nonslip handle throughout each exercise Clean and store after use to maintain longevity