About this project Product Dimensions: Boredom is the reason people give up treadmill exercise; make exercise fun again, stay in shape while reading a book or watching your favorite TV series, check the thickness of the panel before buying Lightweight and sturdy: The bookshelf is made of acrylic plastic, light weight but very strong for long-term use; mounted on the treadmill, you can do other activities while exercising, such as reading books or magazines, studying for exams, listening to music, talking on your phone Wait TRANSPARENT FOR HIGH VISIBILITY: This treadmill stand easily slides onto most console- or monitor-equipped treadmills, stationary bikes, stair machines, and other exercise equipment; the transparent attachment can hold your equipment or reading material while still allowing You view the device dashboard so you can monitor progress CONVENIENT: The treadmill reading stand can be installed in seconds, just place the treadmill head on the treadmill head and insert your book, tablet or phone; this treadmill bookshelf fits most treadmills, ellipticals machine, recumbent bike, stepper, stair machine with console or monitor MULTI-PURPOSE: Treadmill bookshelf is perfect for displaying tablets like iPad, Kindle, Nook, e-reader; you can also use it to store your favorite books and magazines Size; 23*10.1*20.3cm