The "Twice the Speed" package consists of 8 pdf booklets with a total of 21 pages of info (some tables of workout routines, nutrition tips... ), and 5 mpeg4 videos, lasting 1 minute, 2 minutes, 5 minutes, 11 minutes and 14 minutes (similar in quality to Jack Cacsio's YouTube clips).
you make it look so easy
iheartBESTIES 6 days ago
Ive been doing the last one for about two weeks, and i already feel a change in my speeed and vertical! Thanks!
Phuckyoshitkid 1 week ago
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The "Twice the Speed" package consists of 8 pdf booklets with a total of 21 pages of info (some tables of workout routines, nutrition tips... ), and 5 mpeg4 videos, lasting 1 minute, 2 minutes, 5 minutes, 11 minutes and 14 minutes (similar in quality to Jack Cacsio's YouTube clips).
This package costs $77.00 before taxes.
richardvermeulen 1 month ago in playlist More videos from TwiceTheSpeed1
Amazing.. Keep it up Jack, look forward to your other videos.. Also, what are shin splints?
Sprintzish 3 months ago
@Sprintzish google it?
Faum92 2 months ago
@Sprintzish pain in your shins, when you run...or finished running
geezyoursoft 1 month ago
can you do some basketball workouts too?
MegeLalalander 3 months ago
is that ur Ankle that keeps cracking when u jump?
Milk3111 3 months ago
lol "this box is a little short"
chanwiththeplan 4 months ago
i''ll try^^
Ad3nF0ong 4 months ago
thanx for usefull information!
successLT2 4 months ago