All-in-one upper body training: wonder core ii is the combination of a sit-up bench and a rowing machine. It targets the stubborn core along with chest, arms, back and most upper body muscle groups.
All levels: suiting your training needs all the way from the beginners' to the upper level. All it takes is to adjust the main core springs for resistance levels.
Design: no matter your biceps, triceps or deltoids, the in-built wheels on the rower allows you to train at ease without any potential jamming difficulties
adjustable length: 4 adjustable lengths for the main body, perfect for all users with height under 6 ft
easy storage: storage mode in 2 simple steps. Its upright storage mode only takes up 9.84" x 13" floor space.