STF (Shapely, Toned and Fit) Magazine. NEW in September 2008. Planet Muscle subscribers and all readers can get the first 4 issues for postage only. That’s just $4.97 for all four issues! Subscriptions begin in September 2008 STF Magazine 4 Issue Subscription APS-STFM-4Regular price: $19.97Sale price: $4.97 © Copyright 2005 ATHLETE! Pro Shop. For all sales and legal information, please see our Copyright & Legal Info Section