About plank exercises results of 1,837
14:14
17:19
08:25
15:39
15:43
10:01
19:37
12:53
15:20
14:27
09:58
08:16
13:25
10:01
06:00
10:22
07:44
11:11
10:54
07:36
06:43
08:01
08:38
11:26
07:19
12:01
07:06
08:13
09:40
06:59
04:45
12:19
06:47
09:26
12:19
08:01
08:56
06:57
07:46
09:15
10:00
07:35
08:49
06:31
09:20
10:11