Professional level ab/core machine: curve track & separated sliders design Involves more muscles take your ab/core workout to a higher level. Easy to Assemble and Space saved: Follow the instructions and take less than 5 mins to assemble the abs machine, easy to fold the machine when not in use. Stable &Durability: LASA Fitness ABS machine made of heavy-duty steel frame, high quality knee cushion and Foam-covered handgrips, ensure high durability and comfortable workout. The max weight capacity is up to 150kg. Adjustable Resistance Levels: 4 different training and resistance levels can be adjusted to meet different needs, targeting on thigh, crus and Abdominal muscle, maximizing the workout efficiency. LCD Display: The smart LCD training monitor circularly shows the calories burnt, workout time and repetitions.