... Specifications/Special Features:Material: KPET/PE Bag style: stand up bag With zipper, bottom gusset and euro ... to 12 colors With clear window in the bag Pet food bag/pet food packaging: Customized structures, sizes, ... materials, sizes, printings, and quantities of the bag With zipper, side or bottom gusset, and handle ... hole The bags can be very huge and heavy duty for 30 to 40lbs pet food Supply ...