improve grip strength

6:38

5:42

5:49

4:48

4:48

2:21

11:30

2:36

1:47

6:37

5:59

9:30

3:18

3:03

3:03

11:22

3:03

3:49

13:04

2:26

13:58

4:10

5:16

2:24

6:39

4:52

1:35

4:10

کوتاه

32:06

2:20

1:22

18:56

4:38

30:41

3:00

1:47

3:24

7:40

29:50