Dyna-Band is a revolutionary latex exercise band that works the muscles through resistance--the same way weights or exercise machines do. Compact, durable, portable, and effective, it provides all the benefits of a full gym workout without the trouble or expense of going to the gym. This package includes the book and Dyna-Band together at a money-saving price. Photos.

The Dyna-Band Challenge 1994, Overlook Books

ISBN-13: 9780879515621

Trade paperback

Dyna-Band Challenge 1992, Random House (UK)

ISBN-13: 9780852239872