GymWipes Mega Roll of Towelettes are specially formulated for workout surfaces. Proven, reliable, nonalcohol-based formula dries fast and easily cleans all kinds of surfaces. It is safe on vinyl, leather, chrome, foam grips, rubber, painted surfaces, metal and even electronic displays. Wipes are alcohol-free, bleach-free and phenol-free. Each large, perforated wipe measures 8" x 8".