FEATURES of the Alchemy Equipment 30L Zip Access Daypack Airflow molded EVA back panel Custom anodised aluminium tension lock & camlock waist belt buckle Detachable waist belt Premium ?seat belt? nylon webbing Adjustable sternum strap Embossed lining Laptop pocket with #8 YKK AquaGuard zipper #8 YKK AquaGuard zipper - main compartmen #8 YKK reverse coil zipper to 2 external pockets