Finger Strengthener Which Isolates Each Finger To Strength Individually. When You Need To Use Fingers That Are Not Commonly Used In Daily Life, You Can Use Them To Strengthen Your Fingers. When You Go To The Gym, Go To Work, Or Travel On Plane, Bus, Train, Boat, While Watching Tv, Waiting In Line, Staying In Office Or School, Just Pull It Out Of Your Bag Or Pocket And Get Some Improvement! Specifications: Product Name: Finger Trainer Material: Silicone Resistance Level: 6.6lb, 8.8lb, 11lb, 13lb, 17lb, 21lb Color: Black Grey Packing List: Finger Trainer 2 Hand Strap 1 Note: Due To Different Monitors And Light Effects, The Actual Color May Be Slightly Different From The Picture Color?Widely Used ?Finger Strengthener Has Been Used By Musicians, Physiotherapists, Doctors, And Technicians In Various Fields To Exercise Their Hands For Health. ?Safe Durable? The Hand Strengthener Is Made Of Great Elasticity Silicon, Forearm Extensor Bands Is Hard To Tear, Velcro Type Adjustment Can Be Worn By Anyone With Comfortable Fit. The Grip Strengthener Is Small Enough To Fit Into Your Gym Bag Or Pocket. You Can Enjoy Exercising During Work Or Leisure. ?Ideal Choice?Our Grip Strength Trainer Can Improve Finger Strength For Sports Lovers And The Finger Strengthener Is Suitable For Rehabilitation Training For People With Hand Injuries, Office Workers, Kids And Other People Who Are Prone To Hand Fatigue. ? Rehabilitation?Hold An Exerciser To Correct Muscle Problems And Increase Blood Flow To The Affected Area. It Helps People With Arthritis Reduce Pain And Stiffness In Their Hands, While Improving Finger Function And Movement To Improve Finger Mobility. ?Safe And Durable?Our Finger Stretcher Is Made Of High-Quality Silicone Material, Which Is Safe And Durable, Not Easy To Tear, And Can Be Used For A Long Time. Our Finger Exerciser Is Washable And Last Longer.