Dimension of unilateral bag: 120 x 185 x 40mm; Phone case can hold +/-80mm x +/-150mm mobile phones; Weight: ca.243g; Used to store gadgets, phone, etc; Dirt-resistant and durable; Reflective strips are designed to improve night cycling safety; With glare-shield and the anti-slip coverage has been enlarged, more convenient to use; Supports control the phone via case.