About plank exercises results of 1,838
04:48
06:35
04:51
09:22
09:06
10:19
04:46
04:36
05:00
08:17
05:53
10:10
05:42
05:16
06:12
05:23
06:05
06:50
06:04
24:21
21:34
20:28
21:37
16:36
19:14
10:10
13:18
20:15
13:06
15:25
17:12
15:37
13:21
13:09
17:48
06:00
06:34
06:52
06:48
10:08
13:26
05:39
07:52
10:01
07:09
05:36