iGadgitz Black Neoprene Extender Grip Strap for Sports Jogging Armbands Fitness Running Gym Please note this is only an extender strap for iGadgitz armbands. The armband is not supplied. Armband extension strap used to increase the maximum circumference of all iGadgitz gym armband straps by around 16cm (6.25 inches). Makes a typical iGadgitz armband suitable for arms of up to 50cm wide. Also works with other brands of running armbands with 5cm width straps. Easily removable so you can wear it over a jacket or outdoor clothing, then remove it when you work out. Produced from light-weight washable neoprene with silicone spots for added grip.