About plank exercises results of 1,837
14:05
25:30
13:18
19:18
19:04
04:09
03:47
02:47
07:56
04:24
02:51
04:45
04:14
03:54
03:21
04:09
03:37
03:48
02:51
03:30
03:28
02:21
03:19
04:12
03:49
05:03
03:09
03:17
03:58
02:45
03:51
04:37
15:49
02:41
03:46
12:53
16:42
17:40
11:45
10:24
09:16
09:33
11:24
10:05
10:01
17:08