ROCKBROS top tube bike bag with touch screen. Waterproof and easy to install. Compatible with mobile phones smaller than 6.5 inches. Dimensions 7.87*3.22*4.05inch (20 *8.2 * 10.2cm ) Weight 150g Waterproof Yes Colour Black Compatible Phone models Any mobile phone sized 6.5 inches or smaller, such as iPhone XR XS MAX X 11 8 7 6s 6 plus 5s / Samsung Galaxy s8 s7 note 7