Features： 1、The wood rods are round, burr?free and flat at the bottom, painted red and green respectively. 2、Smoothly surface and anti?slip, do not scratch hands, made of wood material free from harmful substances. 3、The bottom hole is evenly distributed in the same depth, the stick will not move, convenient to use. 4、Special designed for enhancing the control ability of fingers and upper limbs, improve hand?eye coordination. 5、There are 3 different sizes finger training wood board available, you can choose according to your demands. Specification： Item Type: Finger Exerciser Material: Wood L Size: Mainly training hand grasping ability, clench fist, etc. M Size: Mainly training the the finger function S Size: Mainly training finger fine movement SizeBaseWood Rod S 19 x 14cm / 7.5 x 5.5in8 x 1.4cm / 3.1 x 0.6in M22 x 18cm / 8.7 x 7.1in9 x 1.9cm / 3.5 x 0.7in L34 x 28cm / 13.4 x 11in10 x 2.7cm / 3.9 x 1.1in Function: wooden insert board is used for rehabilitation training.Through a series of actions: pull out and insert the stick with different fingers, change the hole of the stick, turn over and insert the stick after pulling out, pick up the specified stick, enhance the control ability of fingers and upper limbs, and improve hand-eye coordination Operating Instructions: 1. People passively move the upper limb of the affected side in the seat.Relaxation exercises before training were carried out. The wooden insert board was placed on the front table of the patient, and sitting posture was more appropriate for training. 2. Hands grip training, hands naturally open hands to grab a large wooden stick, into or out of the slot. 3. Hand transfer training, hand naturally grasp the stick, sent to another slot (if the affected limb can not be carried out, can be driven by the healthy hand transfer training). 4. Hand turning training, pull out the stick after turning into the slot. 5. Finger belly pinch training, the use of the thumb and index finger belly will be the medium size stick correctly pinched and into the slot. 6. Fingertip pinch training, use the tip of the thumb and index finger to pinch the small wooden stick and into the slot 7. After the completion of the training, clean up the wooden board and avoid storing it in high temperature and humid environment and avoid serious impact. Package List： 1 x Base 20 x Wood Rod