0.02in, doesn't interfere with safe charging, almost flush with cellphone case. Kickstand supports your phone vertically or horizontally without accidentally dropping it. No sticky residue and no issues with coming off. Also comes with 3 stickers. More durable and not bulky, smooth edges won't hurt your pocket. Opening of stand is below and 0.6in from the bottom of cell phone case. Please use after 2 hours. Customize it with an imprint of your company name, logo and more to associate your brand with a fun and unique product and make your next event more successful !