WeBing Protective Sport Armband Case for S4 /S5 /iPhone 6 (Black) WeBing 100% Satsifaction Gaurante. Perfect fit for: Apple iPhone , Samsung s4,s5. Washable neoprene with adjustable velcro armband strap protects your phone safe from moisture while working out. Reflective trim accents let you run safely at night. Built-in Key holder.