Material: TPR1.Our products can be divided into hand massage, wrist strength training, hand acupoint activation, finger strength training.2.It will be an excellent manual exerciser for stroke rehabilitation patients who are driving, typing, writing, home and office workers for a long time. Through exercise and training, you will gradually move your fingers forward for guitar, piano, violin and rock climbing.3.When people use the product to do wrist exercises, they can deeply stimulate the palm acupuncture points or relax the muscles of the whole body, playing the role of local massage.4.KEEP FINGERS FROM BALLING UP:Our hand splint is perfect for helping to reduce the tightness of your fingers, the ball helps to position the fingers so they stay open, prevents finger flexion convulsion and joint deformation.5.PROVIDE SUPPORT FOR WRIST:Built-in metal aluminium bar is designed to place your hand in a comfortable, neutral position, that prevents finger and wrist flexion while supporting the palmar arch.6.EXERCISE HAND AND FINGER MUSCLES:Soft foam ball is for hand muscles exercise, fixes finger in function such as brain injury, cerebral palsy, paraplegia, cerebral hemorrhage, cerebral infarction sequela of cerebral surgery or Parkinson's disease and peripheral neuropathy impairment caused by hand.7.FITTING FOR BOTH LEFT AND RIGHT HAND - One size fits most, allows fitting for both left and right hand, for the maximum wrist circumference 31cm / 12.2 in.Product Specifications:Separating fingers while exercise hand and finger muscles.Light weight, only about 120g, easy and comfortable to wear.Aluminium bar inside, keep wrist firm.Soft foam ball is for hand muscles exercise.Note:- Please refer to the measurement. Tiny measuring error is allowable in normal range.- There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.