MOUNTAINTOP 30L Questa Hiking Daypack -HIGH-CAPACITY- 30L (1,830cu in) professional backpack for overnight or weekend camping or traveling. Main compartment, bottom zipped access, front pockets and mesh side pockets to keep your stuff separate and organized. -TOOL ATTACHMENT POINTS- Drawstring, trekking pole attachment, compression straps and bottom loops for hanging tools, sleeping bags, hammock and other accessory. -MULTIPLE FEATURE- YKK brand buckles and SBS brand zippers. Sternum strap with emergency whistle buckle. External hydration access with bladder compartment. -INTERNAL FRAME SYSTEM- Padded and breathable mesh back panel and S-shape shoulder straps offer cushioning comfort, while also promoting air circulation along your back and shoulders. Adjustable sternum strap can help your backpack fits snugly on your back. -PRODUCT PARAMETERS- Material: Water-resistant nylon. Product Dimensions: 19.3 x 11.4 x 7.9 inches (49 x 29 x 20 cm). Item Weight: 1.7 lb (0.77 kg) Colors: Harbor Blue, Pine Green, Fire Red, Maroon. Includes 90 days manufacturers warranty