LOOK Sports Gym Running Cell Phone Wrist Sweatproof Armband Case Cover for LG V10 with Dual Arm-Size Slots Earphone Cord holder (Royal Blue) Arm Band Designed for LG V10 with Dual Arm-Size Slots,Earphone Cord and key holder Hands free tied around arm or wrist, feel convenient during running,jogging,cycling,walking etc.sports Sweat proof to make you feel comfortable,good air permeability 2 adjustable arm size slots Protective skin cover case for mobile phone with high quality with various colors optional