Product Description>>><br /><br />1. Car Holder Easy seat can be quickly and easily attached to a bicycle， bicycle， stable suck prison， very convenient and practical;<br />2. The standard universal waterproof bag with four claws deduction， a deduction that is solid with the base; for the bike trails in the range of 20MM-25MM.<br />3. High-quality waterproof double zipper， the base for the rotating head design， can rotate 360 degrees， adjustable viewing angle<br />4. Material: ABS + PU leather waterproof<br />5. Color: Black<br />6. waterproof package level:. IPX4 regular shipping three sizes: Workers measurements are not avoiding a slight deviation