【Versatile Compatibility】Suitable for a wide range of mainstream phone sizes, accommodating devices with dimensions up to 168x80x9mm and screen sizes from 6.1" to 6.8" 【Adjustable 360° Rotation】Equipped with a rotatable bracket that allows 360-degree adjustment, ensuring optimal viewing angles for both mountain and road bikes 【Quick-Release Design】Features a convenient quick-release mechanism, allowing easy detachment of the bag and phone holder when dismounting the bike 【Secure Phone Mounting】Includes an elastic cord design for secure phone fixation, ensuring your device stays in place during rides 【Reflective Safety Feature】Incorporates a reflective LOGO for enhanced visibility and safety during night rides 【Pracitical Capacity】Not limited to phone storage, the bag can accommodate gloves or other personal items, increasing its utility for cyclists Specifications: Model: GD50 Material: PU + EVA + Polyester Installation: Quick-release bracket Dimensions: 20.5 x 9.6 x 12.3 cm (including phone holder) Weight: 295g Capacity: 1L Compatible Phone Size: Up to 168 x 80 x 9 mm (6.1" - 6.8" screens)