Piano Finger Trainer Guitar Practice Finger Strength Device Finger Grip Device Guzheng Finger Practice Device STRENGTHEN YOUR FINGERS, INDIVIDUALLY ISOLATE AND EXERCISE EACH OF YOUR FINGERS WITH THE TENSION FINGER GRIP EXERCISER DEVELOP AND MAINTAIN STRONG HEALTHY HANDS ALL-AROUND HAND EXERCISERBuild up muscle agility, mobility, coordination, and dexterity. Increase circulation for better control and command results. GRIP CAPACITYCustomize the tension for each finger, unlike other tools that only uses the other weak fingers to strengthen just one finger. Prevent favoring selected fingers and strengthen them all GRIP CAPACIT:Customize the tension for each finger, unlike other tools that only uses the other weak fingers to strengthen just one finger. Prevent favoring selected fingers and strengthen them all USER-FRIENDLY BUILD:Carefully constructed from ABS plastic, stainless steel springs, and rubber. Soft molded finger pads with an extra-wide base makes it comfortable to press. PORTABLE FINGER WORKOUT TOOL:Condition, maintain, and strengthen your fingers while doing whatever you're doing Extremely portable design lets you carry it in your luggage, pocket, purse, handbag and more. Watch, dance, and sing while exercising your fingers with this tool Be productive even while you're idling around. This is also perfect for people with fingers. PERFECT FOR ANY MUSICIANS Improve piano or wind instrument playing speed It also works for writers, gymnasts, jobs that involve typing, rock-climbers, and more. Users can also use this as a hand therapy tool for rehabilitation and recovery. GET ENHANCED FINGER STRENGTH AND SPEED Make it a habit to start using this Tension Finger Grip Exerciser NOW PRODUCT SPECIFICATION Material: ABS, Rubber, Stainless Steel Spring Size: 9 x 7 x 2.2cm Available Color: Black Package Inclusion/s: 1pc. Tension Finger Grip Exerciser Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store