Features: Great strength to weight ratio 420 denier honeycomb polyester,the perfect partner for H20 packs Comfortable and breathable air mesh back Super lightweight and ventilated mesh harness 2L hydration pack included Shaped ergonomic hip belt complete with handy zip pocketsprovide quick, convenient access to small items Easily adjustable sternum strap ZIP access to two roomy front compartments Internal mesh pockets Contemporary speed of light contrast print Reflective loop offers additional safety in poor visibility anda place to attach a LED light Easy to find lining the light colored lining aids finding darkobjects Duraflex vie buckles renowned for been super strong andlightweight