UNDERFUSE + Iron-on Performance Pocket (Fits most large format Android, Windows & iPhone 6 mobile phone models) Fits most large format Android, Windows Mobile phone models (Galaxy S3 & S4, HTC One, Nexus), & iPhone 6 (does not fit iPhone 6 Plus completely) Designed to bond to performance cotton fabrics used in most workout apparel Perfect for working out/running/biking Prevents item from bouncing around Easy to apply-Lightweight-Durable-Washing machine safe