Aerodynamic backpack with a hard, water-repellent shell and 25L capacity. Includes an expandable compartment for a full-face helmet and a secure, padded laptop pocket. FEATURES: - Outer shell: Black 900D Polyester with PU coating and water- repellent surface treatment.- Hard shell: 5 mm EVA (75% hardness) covered with black smooth PU for durability and impact resistance.- Padding: Black air mesh for shoulder straps and back panel – breathable and comfortable.- Inner lining: Grey 210D Polyester.- High-density thermoformed EVA shell with PU coating for maximum durability.- Expandable zipped compartment for full-face helmet storage.- Padded laptop pocket (up to 17”) with elastic security strap.- Internal elastic pocket for small items.- Two adjustable straps with side- release buckles for secure storage.- Padded shoulder straps with adjustable chest buckle.- Breathable mesh back panel for better comfort.- Removable waist belt.- Front carry handle for easy transport. Specifications: Dimensions:- 480 x 360 x 90 mm- 480 x 360 x 290 mm (extended)- Capacity: 25 L or 50 L (extended)- Max Loading: 5 kg- Compliant with REACH regulation (EG n.1907/2006)- PFAS free FBLCN: UP - Q - Row -3