TARGETS THE FOREARMS, WRISTS, AND FINGERS: Develop your forearms and wrists with this exercise equipment that is designed to target the flexor and extensor arm muscles; This innovative Marcy gym equipment also strengthens the fingers to increase your grip strength PORTABLE ASSEMBLY: This ingenious strengthener measures 14.5 inches in length, 8 inches in width, and 6 inches in height; Its compact structure allows you to easily and conveniently store it at home without taking up too much space VARIABLE RESISTANCE SYSTEM: This workout gear comes with a handy variable resistance system that allows you to monitor your progress; The variable resistance works by increasing the resistance toward the concentric phase of the lift, facilitating efficient performance of various arm exercises ADJUSTABLE GRIP: Designed for adjustable grip allowing you to create the perfect fit for your forearms; The grip ensures precise targeting of the muscles in your arms