Our dual-sided stylus touchscreen pen allows you to use your devices without directly touching the EMF-emitting screen with your finger. Perfect For: Use with touch screen laptops, tablets, and cell phones. All Features: Sensitive stylus rubber tip works with all touch screens. Clear disk tip for precision and accuracy. Twist off cap with finger grip. PLEASE NOTE: The Dual-Sided Stylus Pen possesses no EMF shielding ability on its own. Specifications: Length (in): 5.25 Weight (lbs): 0.125