【4L Large Capacity Storage】Spacious 4-liter capacity with scientific layered structure meets all long-distance cycling storage needs for essentials and gear.
【TPU Touchscreen Window】High-transparency TPU window allows phone operation without removal, supporting call answering, navigation, and music control while riding.
【EVA Hard Shell Protection】High-strength EVA hard shell front cover with 3D anti-collision design effectively resists cycling bumps and impacts, protecting valuables.
【Quick Release Installation】Adjustable quick-release mounting system fits 2-3cm diameter handlebars, avoiding brake cables for one-second installation and removal.
【Waterproof Design】Water-resistant fabric with sealed waterproof zippers plus included rain cover provides IPX-level protection against heavy rain and moisture.