For perfect access of mobile phones while bike riding, the best thing you could use is the Roswheel Bike Frame Front Tube Bag. It is an intuitively designed PVC window pouch to store your phones as well as other accessories such as your wallet or sunglasses everytime you tour the city on your bike. By having a headset jack and an audio extension, the bag makes it easy to receive calls or listen to music while riding thus making the bag extremely useful for daily bike commuters. The anti-slip leather bottom and the reflective strip on both sides are additional complements to ensure safe riding even at night. Travelling with your goodies around has got a spectacular useful solution now.