amateur double penetration

12K 54%

18K 72%

13K 62%

12K 56%

16K 64%

15K 68%

16K 71%

18K 64%

16K 65%

17K 65%

15K 54%

17K 74%

16K 61%

12K 69%

14K 60%

16K 58%

13K 55%

16K 69%

19K 63%