Polymath Products Pocket Gym Diary -100-page workout log. Handy size (3 x 5 inch) - fits in any pocket. 100% waterproof and sweatproof fitness training diary
- Track your progress - 100-page workout log, with versatile workout page design, providing space for recording 10 exercises, 5 sets per exercise, with boxes for weight and reps/time.
- The Pocket Gym Diary – perfectly pocket-sized workout diary, featuring 100% waterproof and sweatproof ‘stone paper' pages.
- Set your records in stone - unlike other workout diaries, the Pocket Gym Diary is made from stone paper, making it impervious to water, sweat, mud, and spilled sports drinks; keeping safe your hard-earned personal bests!